Hi Thomas,

We need to implement the MOL2 aromaticity model to correctly avoid marking
5-membered rings as aromatic. I'll add it to the list.

Regards,
- Noel

On Tue, 25 Sep 2018 at 21:24, Thomas Evangelidis <teva...@gmail.com> wrote:

> Greetings,
>
> This is a recurrent issue with OpenBabel. The problem lies within the atom
> types of the aromatic atoms in the mol2 file. In the example, O40
> -according to antechamber from AmberTools- should be sp3 within a
> non-aromatic pentameric ring, as opposed to OpenBabel which wants it to
> be sp2 within an aromatic pentameric ring. OpenBabel also assigns "*.ar"
> types to all atoms of the ring, which antechamber likes them to be sp3 and
> sp2.
>
> OpenBabel (AmberTools complain about the valence of O40):
>
> @<TRIPOS>MOLECULE
> BACE7
>  98 102 0 0 0
> SMALL
> GASTEIGER
>
> @<TRIPOS>ATOM
>       1 C           4.4906    1.0444  -22.8214 C.3     1  LIG1
>  -0.0624
>       2 C           4.8922    0.9339  -21.3406 C.3     1  LIG1
>  -0.0421
>       3 C           4.7328   -0.5268  -20.8573 C.3     1  LIG1
>  -0.0504
>       4 C           5.8712   -1.4883  -21.3104 C.3     1  LIG1
>  -0.0528
>       5 C           5.8678   -2.8681  -20.5852 C.3     1  LIG1
>  -0.0516
>       6 C           5.7796   -2.6627  -19.0768 C.3     1  LIG1
>  -0.0371
>       7 C           6.0082   -3.8328  -18.1147 C.3     1  LIG1
> 0.0156
>       8 N           5.0491   -3.7436  -16.9811 N.am    1  LIG1
>  -0.2907
>       9 C           5.3910   -3.1904  -15.7259 C.2     1  LIG1
> 0.2471
>      10 O           4.9860   -3.7155  -14.6679 O.2     1  LIG1
>  -0.2700
>      11 C           6.1926   -1.9707  -15.7016 C.ar    1  LIG1
> 0.0384
>      12 C           7.2723   -1.8151  -14.8219 C.ar    1  LIG1
>  -0.0373
>      13 C           8.0748   -0.6639  -14.8950 C.ar    1  LIG1
> 0.0383
>      14 C           7.7594    0.3295  -15.8386 C.ar    1  LIG1
>  -0.0373
>      15 C           6.6529    0.1798  -16.6946 C.ar    1  LIG1
> 0.0381
>      16 C           5.9088   -0.9874  -16.6449 C.ar    1  LIG1
>  -0.0375
>      17 C           6.3758    1.1928  -17.7374 C.2     1  LIG1
> 0.2444
>      18 O           7.3575    1.7202  -18.3089 O.2     1  LIG1
>  -0.2702
>      19 N           5.0541    1.4981  -18.2116 N.am    1  LIG1
>  -0.3060
>      20 C           4.8315    2.5154  -19.2554 C.3     1  LIG1
> 0.0508
>      21 C           4.0479    1.9160  -20.4590 C.3     1  LIG1
>  -0.0295
>      22 C           4.1278    3.7525  -18.6377 C.3     1  LIG1
> 0.0859
>      23 C           4.9660    4.3781  -17.5041 C.3     1  LIG1
> 0.0240
>      24 N           4.2842    5.5876  -17.0101 N.3     1  LIG1
>  -0.3095
>      25 C           5.1777    6.6776  -16.6101 C.3     1  LIG1
> 0.0213
>      26 C           6.0118    7.1928  -17.7645 C.ar    1  LIG1
>  -0.0333
>      27 C           7.4134    7.0911  -17.6697 C.ar    1  LIG1
>  -0.0573
>      28 C           8.2301    7.5127  -18.7170 C.ar    1  LIG1
>  -0.0612
>      29 C           7.6590    8.0307  -19.8750 C.ar    1  LIG1
>  -0.0583
>      30 C           6.2656    8.1500  -19.9835 C.ar    1  LIG1
>  -0.0445
>      31 C           5.4430    7.7541  -18.9156 C.ar    1  LIG1
>  -0.0539
>      32 C           5.6601    8.6452  -21.2852 C.3     1  LIG1
>  -0.0215
>      33 C           4.7533    9.8610  -21.0668 C.3     1  LIG1
>  -0.0586
>      34 C           4.9002    7.5146  -21.9875 C.3     1  LIG1
>  -0.0586
>      35 O           3.9440    4.7344  -19.6282 O.3     1  LIG1
>  -0.3887
>      36 C           9.2604   -0.5139  -14.0265 C.ar    1  LIG1
> 0.2271
>      37 N           9.6773   -1.4569  -13.1548 N.ar    1  LIG1
>  -0.2175
>      38 C          10.7852   -0.9156  -12.6169 C.ar    1  LIG1
> 0.0663
>      39 C          11.0006    0.3233  -13.1739 C.ar    1  LIG1
> 0.1125
>      40 O          10.0422    0.5438  -14.0357 O.2     1  LIG1
>  -0.4436
>      41 C           3.7184   -4.3654  -17.1815 C.3     1  LIG1
> 0.0487
>      42 C           3.6849   -5.7921  -16.6077 C.3     1  LIG1
>  -0.0422
>      43 C           2.5948   -3.4594  -16.6885 C.ar    1  LIG1
>  -0.0273
>      44 C           2.1036   -2.4496  -17.5372 C.ar    1  LIG1
>  -0.0568
>      45 C           1.0992   -1.5797  -17.1055 C.ar    1  LIG1
>  -0.0614
>      46 C           0.5629   -1.7113  -15.8244 C.ar    1  LIG1
>  -0.0617
>      47 C           1.0304   -2.7139  -14.9731 C.ar    1  LIG1
>  -0.0614
>      48 C           2.0402   -3.5825  -15.3976 C.ar    1  LIG1
>  -0.0568
>      49 H           5.9644    1.2247  -21.2739 H       1  LIG1
> 0.0299
>      50 H           5.7964    2.8799  -19.6624 H       1  LIG1
> 0.0524
>      51 H           3.1462    3.4322  -18.2096 H       1  LIG1
> 0.0624
>      52 H           3.5467   -4.5027  -18.2736 H       1  LIG1
> 0.0548
>      53 H           3.4150    0.7979  -22.9558 H       1  LIG1
> 0.0232
>      54 H           5.1004    0.3599  -23.4465 H       1  LIG1
> 0.0232
>      55 H           4.6652    2.0788  -23.1866 H       1  LIG1
> 0.0232
>      56 H           4.7166   -0.4534  -19.7587 H       1  LIG1
> 0.0268
>      57 H           3.7500   -0.9452  -21.1700 H       1  LIG1
> 0.0268
>      58 H           5.7965   -1.6618  -22.4043 H       1  LIG1
> 0.0265
>      59 H           6.8502   -1.0012  -21.1167 H       1  LIG1
> 0.0265
>      60 H           5.0053   -3.4737  -20.9333 H       1  LIG1
> 0.0266
>      61 H           6.8042   -3.4123  -20.8288 H       1  LIG1
> 0.0266
>      62 H           6.5254   -1.8809  -18.8351 H       1  LIG1
> 0.0280
>      63 H           4.7440   -2.3354  -18.8997 H       1  LIG1
> 0.0280
>      64 H           7.0562   -3.8126  -17.7420 H       1  LIG1
> 0.0465
>      65 H           5.8794   -4.7982  -18.6486 H       1  LIG1
> 0.0465
>      66 H           7.5041   -2.6037  -14.1147 H       1  LIG1
> 0.0633
>      67 H           8.3749    1.2174  -15.9128 H       1  LIG1
> 0.0633
>      68 H           4.9935   -1.0449  -17.2115 H       1  LIG1
> 0.0633
>      69 H           4.2242    1.0811  -17.7380 H       1  LIG1
> 0.1494
>      70 H           3.1207    1.4242  -20.0987 H       1  LIG1
> 0.0286
>      71 H           3.7154    2.7566  -21.1017 H       1  LIG1
> 0.0286
>      72 H           5.9766    4.6051  -17.9036 H       1  LIG1
> 0.0450
>      73 H           5.0959    3.6528  -16.6730 H       1  LIG1
> 0.0450
>      74 H           3.6902    5.3236  -16.1884 H       1  LIG1
> 0.1223
>      75 H           4.5586    7.5177  -16.2301 H       1  LIG1
> 0.0473
>      76 H           5.8155    6.3352  -15.7648 H       1  LIG1
> 0.0473
>      77 H           7.8777    6.6663  -16.7890 H       1  LIG1
> 0.0621
>      78 H           9.3069    7.4243  -18.6376 H       1  LIG1
> 0.0618
>      79 H           8.3068    8.3297  -20.6899 H       1  LIG1
> 0.0620
>      80 H           4.3652    7.8246  -18.9948 H       1  LIG1
> 0.0623
>      81 H           6.4721    8.9668  -21.9757 H       1  LIG1
> 0.0343
>      82 H           3.8505    9.5898  -20.4774 H       1  LIG1
> 0.0235
>      83 H           4.4204   10.2688  -22.0459 H       1  LIG1
> 0.0235
>      84 H           5.3112   10.6606  -20.5315 H       1  LIG1
> 0.0235
>      85 H           4.0349    7.1733  -21.3729 H       1  LIG1
> 0.0235
>      86 H           5.5826    6.6513  -22.1567 H       1  LIG1
> 0.0235
>      87 H           4.5216    7.8616  -22.9744 H       1  LIG1
> 0.0235
>      88 H           2.9876    4.7176  -19.8960 H       1  LIG1
> 0.2099
>      89 H          11.4027   -1.3995  -11.8736 H       1  LIG1
> 0.0862
>      90 H          11.8106    1.0050  -12.9533 H       1  LIG1
> 0.1046
>      91 H           4.4232   -6.4241  -17.1449 H       1  LIG1
> 0.0251
>      92 H           3.9428   -5.8167  -15.5315 H       1  LIG1
> 0.0251
>      93 H           2.6779   -6.2381  -16.7493 H       1  LIG1
> 0.0251
>      94 H           2.4938   -2.3324  -18.5377 H       1  LIG1
> 0.0621
>      95 H           0.7330   -0.8047  -17.7661 H       1  LIG1
> 0.0618
>      96 H          -0.2211   -1.0413  -15.4952 H       1  LIG1
> 0.0618
>      97 H           0.6133   -2.8141  -13.9796 H       1  LIG1
> 0.0618
>      98 H           2.3830   -4.3416  -14.7100 H       1  LIG1
> 0.0621
> @<TRIPOS>BOND
>      1     1     2    1
>      2     1    53    1
>      3     1    54    1
>      4     1    55    1
>      5     2    49    1
>      6     2    21    1
>      7     2     3    1
>      8     3     4    1
>      9     3    56    1
>     10     3    57    1
>     11     4     5    1
>     12     4    58    1
>     13     4    59    1
>     14     5     6    1
>     15     5    60    1
>     16     5    61    1
>     17     6     7    1
>     18     6    62    1
>     19     6    63    1
>     20     7     8    1
>     21     7    64    1
>     22     7    65    1
>     23     8     9   am
>     24     8    41    1
>     25     9    10    2
>     26     9    11    1
>     27    11    16   ar
>     28    11    12   ar
>     29    12    13   ar
>     30    12    66    1
>     31    13    14   ar
>     32    13    36    1
>     33    14    15   ar
>     34    14    67    1
>     35    15    16   ar
>     36    15    17    1
>     37    16    68    1
>     38    17    18    2
>     39    17    19   am
>     40    19    20    1
>     41    19    69    1
>     42    20    50    1
>     43    20    21    1
>     44    20    22    1
>     45    21    70    1
>     46    21    71    1
>     47    22    51    1
>     48    22    23    1
>     49    22    35    1
>     50    23    24    1
>     51    23    72    1
>     52    23    73    1
>     53    24    25    1
>     54    24    74    1
>     55    25    26    1
>     56    25    75    1
>     57    25    76    1
>     58    26    31   ar
>     59    26    27   ar
>     60    27    28   ar
>     61    27    77    1
>     62    28    29   ar
>     63    28    78    1
>     64    29    30   ar
>     65    29    79    1
>     66    30    31   ar
>     67    30    32    1
>     68    31    80    1
>     69    32    33    1
>     70    32    34    1
>     71    32    81    1
>     72    33    82    1
>     73    33    83    1
>     74    33    84    1
>     75    34    85    1
>     76    34    86    1
>     77    34    87    1
>     78    35    88    1
>     79    36    40   ar
>     80    36    37   ar
>     81    37    38   ar
>     82    38    39   ar
>     83    38    89    1
>     84    39    40   ar
>     85    39    90    1
>     86    41    52    1
>     87    41    42    1
>     88    41    43    1
>     89    42    91    1
>     90    42    92    1
>     91    42    93    1
>     92    43    48   ar
>     93    43    44   ar
>     94    44    45   ar
>     95    44    94    1
>     96    45    46   ar
>     97    45    95    1
>     98    46    47   ar
>     99    46    96    1
>    100    47    48   ar
>    101    47    97    1
>    102    48    98    1
>
> Meastro (AmberTools consider this correct):
>
> @<TRIPOS>MOLECULE
> BACE7
> 98   102    1
> SMALL
> USER_CHARGES
>
>
> @<TRIPOS>ATOM
>       1 C1          4.4906    1.0444  -22.8214 C.3       1 UNK
>  0.0000
>       2 C2          4.8922    0.9339  -21.3406 C.3       1 UNK
>  0.0000
>       3 C3          4.7328   -0.5268  -20.8573 C.3       1 UNK
>  0.0000
>       4 C4          5.8712   -1.4883  -21.3104 C.3       1 UNK
>  0.0000
>       5 C5          5.8678   -2.8681  -20.5852 C.3       1 UNK
>  0.0000
>       6 C6          5.7796   -2.6627  -19.0768 C.3       1 UNK
>  0.0000
>       7 C7          6.0082   -3.8328  -18.1147 C.3       1 UNK
>  0.0000
>       8 N8          5.0491   -3.7436  -16.9811 N.am      1 UNK
>  0.0000
>       9 C9          5.3910   -3.1904  -15.7259 C.2       1 UNK
>  0.0000
>      10 O10         4.9860   -3.7155  -14.6679 O.2       1 UNK
>  0.0000
>      11 C11         6.1926   -1.9707  -15.7016 C.ar      1 UNK
>  0.0000
>      12 C12         7.2723   -1.8151  -14.8219 C.ar      1 UNK
>  0.0000
>      13 C13         8.0748   -0.6639  -14.8950 C.ar      1 UNK
>  0.0000
>      14 C14         7.7594    0.3295  -15.8386 C.ar      1 UNK
>  0.0000
>      15 C15         6.6529    0.1798  -16.6946 C.ar      1 UNK
>  0.0000
>      16 C16         5.9088   -0.9874  -16.6449 C.ar      1 UNK
>  0.0000
>      17 C17         6.3758    1.1928  -17.7374 C.2       1 UNK
>  0.0000
>      18 O18         7.3575    1.7202  -18.3089 O.2       1 UNK
>  0.0000
>      19 N19         5.0541    1.4981  -18.2116 N.am      1 UNK
>  0.0000
>      20 C20         4.8315    2.5154  -19.2554 C.3       1 UNK
>  0.0000
>      21 C21         4.0479    1.9160  -20.4590 C.3       1 UNK
>  0.0000
>      22 C22         4.1278    3.7525  -18.6377 C.3       1 UNK
>  0.0000
>      23 C23         4.9660    4.3781  -17.5041 C.3       1 UNK
>  0.0000
>      24 N24         4.2842    5.5876  -17.0101 N.3       1 UNK
>  0.0000
>      25 C25         5.1777    6.6776  -16.6101 C.3       1 UNK
>  0.0000
>      26 C26         6.0118    7.1928  -17.7645 C.ar      1 UNK
>  0.0000
>      27 C27         7.4134    7.0911  -17.6697 C.ar      1 UNK
>  0.0000
>      28 C28         8.2301    7.5127  -18.7170 C.ar      1 UNK
>  0.0000
>      29 C29         7.6590    8.0307  -19.8750 C.ar      1 UNK
>  0.0000
>      30 C30         6.2656    8.1500  -19.9835 C.ar      1 UNK
>  0.0000
>      31 C31         5.4430    7.7541  -18.9156 C.ar      1 UNK
>  0.0000
>      32 C32         5.6601    8.6452  -21.2852 C.3       1 UNK
>  0.0000
>      33 C33         4.7533    9.8610  -21.0668 C.3       1 UNK
>  0.0000
>      34 C34         4.9002    7.5146  -21.9875 C.3       1 UNK
>  0.0000
>      35 O35         3.9440    4.7344  -19.6282 O.3       1 UNK
>  0.0000
>      36 C36         9.2604   -0.5139  -14.0265 C.2       1 UNK
>  0.0000
>      37 N37         9.6773   -1.4569  -13.1548 N.2       1 UNK
>  0.0000
>      38 C38        10.7852   -0.9156  -12.6169 C.2       1 UNK
>  0.0000
>      39 C39        11.0006    0.3233  -13.1739 C.2       1 UNK
>  0.0000
>      40 O40        10.0422    0.5438  -14.0357 O.3       1 UNK
>  0.0000
>      41 C41         3.7184   -4.3654  -17.1815 C.3       1 UNK
>  0.0000
>      42 C42         3.6849   -5.7921  -16.6077 C.3       1 UNK
>  0.0000
>      43 C43         2.5948   -3.4594  -16.6885 C.ar      1 UNK
>  0.0000
>      44 C44         2.1036   -2.4496  -17.5372 C.ar      1 UNK
>  0.0000
>      45 C45         1.0992   -1.5797  -17.1055 C.ar      1 UNK
>  0.0000
>      46 C46         0.5629   -1.7113  -15.8244 C.ar      1 UNK
>  0.0000
>      47 C47         1.0304   -2.7139  -14.9731 C.ar      1 UNK
>  0.0000
>      48 C48         2.0402   -3.5825  -15.3976 C.ar      1 UNK
>  0.0000
>      49 H49         5.9644    1.2247  -21.2739 H         1 UNK
>  0.0000
>      50 H50         5.7964    2.8799  -19.6624 H         1 UNK
>  0.0000
>      51 H51         3.1462    3.4322  -18.2096 H         1 UNK
>  0.0000
>      52 H52         3.5467   -4.5027  -18.2736 H         1 UNK
>  0.0000
>      53 H53         3.4150    0.7979  -22.9558 H         1 UNK
>  0.0000
>      54 H54         5.1004    0.3599  -23.4465 H         1 UNK
>  0.0000
>      55 H55         4.6652    2.0788  -23.1866 H         1 UNK
>  0.0000
>      56 H56         4.7166   -0.4534  -19.7587 H         1 UNK
>  0.0000
>      57 H57         3.7500   -0.9452  -21.1700 H         1 UNK
>  0.0000
>      58 H58         5.7965   -1.6618  -22.4043 H         1 UNK
>  0.0000
>      59 H59         6.8502   -1.0012  -21.1167 H         1 UNK
>  0.0000
>      60 H60         5.0053   -3.4737  -20.9333 H         1 UNK
>  0.0000
>      61 H61         6.8042   -3.4123  -20.8288 H         1 UNK
>  0.0000
>      62 H62         6.5254   -1.8809  -18.8351 H         1 UNK
>  0.0000
>      63 H63         4.7440   -2.3354  -18.8997 H         1 UNK
>  0.0000
>      64 H64         7.0562   -3.8126  -17.7420 H         1 UNK
>  0.0000
>      65 H65         5.8794   -4.7982  -18.6486 H         1 UNK
>  0.0000
>      66 H66         7.5041   -2.6037  -14.1147 H         1 UNK
>  0.0000
>      67 H67         8.3749    1.2174  -15.9128 H         1 UNK
>  0.0000
>      68 H68         4.9935   -1.0449  -17.2115 H         1 UNK
>  0.0000
>      69 H69         4.2242    1.0811  -17.7380 H         1 UNK
>  0.0000
>      70 H70         3.1207    1.4242  -20.0987 H         1 UNK
>  0.0000
>      71 H71         3.7154    2.7566  -21.1017 H         1 UNK
>  0.0000
>      72 H72         5.9766    4.6051  -17.9036 H         1 UNK
>  0.0000
>      73 H73         5.0959    3.6528  -16.6730 H         1 UNK
>  0.0000
>      74 H74         3.6902    5.3236  -16.1884 H         1 UNK
>  0.0000
>      75 H75         4.5586    7.5177  -16.2301 H         1 UNK
>  0.0000
>      76 H76         5.8155    6.3352  -15.7648 H         1 UNK
>  0.0000
>      77 H77         7.8777    6.6663  -16.7890 H         1 UNK
>  0.0000
>      78 H78         9.3069    7.4243  -18.6376 H         1 UNK
>  0.0000
>      79 H79         8.3068    8.3297  -20.6899 H         1 UNK
>  0.0000
>      80 H80         4.3652    7.8246  -18.9948 H         1 UNK
>  0.0000
>      81 H81         6.4721    8.9668  -21.9757 H         1 UNK
>  0.0000
>      82 H82         3.8505    9.5898  -20.4774 H         1 UNK
>  0.0000
>      83 H83         4.4204   10.2688  -22.0459 H         1 UNK
>  0.0000
>      84 H84         5.3112   10.6606  -20.5315 H         1 UNK
>  0.0000
>      85 H85         4.0349    7.1733  -21.3729 H         1 UNK
>  0.0000
>      86 H86         5.5826    6.6513  -22.1567 H         1 UNK
>  0.0000
>      87 H87         4.5216    7.8616  -22.9744 H         1 UNK
>  0.0000
>      88 H88         2.9876    4.7176  -19.8960 H         1 UNK
>  0.0000
>      89 H89        11.4027   -1.3995  -11.8736 H         1 UNK
>  0.0000
>      90 H90        11.8106    1.0050  -12.9533 H         1 UNK
>  0.0000
>      91 H91         4.4232   -6.4241  -17.1449 H         1 UNK
>  0.0000
>      92 H92         3.9428   -5.8167  -15.5315 H         1 UNK
>  0.0000
>      93 H93         2.6779   -6.2381  -16.7493 H         1 UNK
>  0.0000
>      94 H94         2.4938   -2.3324  -18.5377 H         1 UNK
>  0.0000
>      95 H95         0.7330   -0.8047  -17.7661 H         1 UNK
>  0.0000
>      96 H96        -0.2211   -1.0413  -15.4952 H         1 UNK
>  0.0000
>      97 H97         0.6133   -2.8141  -13.9796 H         1 UNK
>  0.0000
>      98 H98         2.3830   -4.3416  -14.7100 H         1 UNK
>  0.0000
> @<TRIPOS>BOND
>      1    1    2 1
>      2    1   53 1
>      3    1   54 1
>      4    1   55 1
>      5    2   49 1
>      6    2   21 1
>      7    2    3 1
>      8    3    4 1
>      9    3   56 1
>     10    3   57 1
>     11    4    5 1
>     12    4   58 1
>     13    4   59 1
>     14    5    6 1
>     15    5   60 1
>     16    5   61 1
>     17    6    7 1
>     18    6   62 1
>     19    6   63 1
>     20    7    8 1
>     21    7   64 1
>     22    7   65 1
>     23    8    9 am   BACKBONE|DICT|INTERRES
>     24    8   41 1
>     25    9   10 2
>     26    9   11 1
>     27   11   16 ar
>     28   11   12 ar
>     29   12   13 ar
>     30   12   66 1
>     31   13   14 ar
>     32   13   36 1
>     33   14   15 ar
>     34   14   67 1
>     35   15   16 ar
>     36   15   17 1
>     37   16   68 1
>     38   17   18 2
>     39   17   19 am   BACKBONE|DICT|INTERRES
>     40   19   20 1
>     41   19   69 1
>     42   20   50 1
>     43   20   21 1
>     44   20   22 1
>     45   21   70 1
>     46   21   71 1
>     47   22   51 1
>     48   22   23 1
>     49   22   35 1
>     50   23   24 1
>     51   23   72 1
>     52   23   73 1
>     53   24   25 1
>     54   24   74 1
>     55   25   26 1
>     56   25   75 1
>     57   25   76 1
>     58   26   31 ar
>     59   26   27 ar
>     60   27   28 ar
>     61   27   77 1
>     62   28   29 ar
>     63   28   78 1
>     64   29   30 ar
>     65   29   79 1
>     66   30   31 ar
>     67   30   32 1
>     68   31   80 1
>     69   32   33 1
>     70   32   34 1
>     71   32   81 1
>     72   33   82 1
>     73   33   83 1
>     74   33   84 1
>     75   34   85 1
>     76   34   86 1
>     77   34   87 1
>     78   35   88 1
>     79   36   40 1
>     80   36   37 2
>     81   37   38 1
>     82   38   39 2
>     83   38   89 1
>     84   39   40 1
>     85   39   90 1
>     86   41   52 1
>     87   41   42 1
>     88   41   43 1
>     89   42   91 1
>     90   42   92 1
>     91   42   93 1
>     92   43   48 ar
>     93   43   44 ar
>     94   44   45 ar
>     95   44   94 1
>     96
>     97   45   95 1
>     98   46   47 ar
>     99   46   96 1
>    100   47   48 ar
>    101   47   97 1
>    102   48   98 1
> @<TRIPOS>SUBSTRUCTURE
>      1 UNK         1 GROUP             0       ****    0 ROOT
>
> --
>
> ======================================================================
>
> Dr Thomas Evangelidis
>
> Research Scientist
>
> IOCB - Institute of Organic Chemistry and Biochemistry of the Czech
> Academy of Sciences <https://www.uochb.cz/web/structure/31.html?lang=en>
> Prague, Czech Republic
>   &
> CEITEC - Central European Institute of Technology <https://www.ceitec.eu/>
> Brno, Czech Republic
>
> email: teva...@gmail.com
>
> website: https://sites.google.com/site/thomasevangelidishomepage/
>
>
> _______________________________________________
> OpenBabel-discuss mailing list
> OpenBabel-discuss@lists.sourceforge.net
> https://lists.sourceforge.net/lists/listinfo/openbabel-discuss
>
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