There are only 30 atoms in this molecule, but the "M  CHG" line is
referencing atom 31.

Craig


On Fri, Oct 4, 2013 at 1:53 PM, Mezei, Mihaly <mihaly.me...@mssm.edu> wrote:

> To follow up on my query a while ago (thanks, Craig James for a quick
> answer):
>
> When issued the command
>
> ]$ babel -isdf  NC0747132.sdf -omol2  NC0747132.mol2
>
> I got
>
> ==============================
> *** Open Babel Error  in ReadMolecule
>   Error in line:
> M  CHG  2   2  -1  31   1
> 0 molecules converted
> 1 errors 2 audit log messages 1 debugging messages
>
> The input file (also attached) was (downloaded from NCI):
> 747132
> SItclcactv03041212283D 0   0.00000     0.00000     1
>
>  30 30  0  0  0  0  0  0  0  0999 V2000
>    12.6807    1.6861   -0.7082 C   0  0  0  0  0  0  0  0  0  0  0  0
>    11.6744    2.1827    0.3596 C   0  0  0  0  0  0  0  0  0  0  0  0
>    11.6559    0.9900    1.3515 C   0  0  0  0  0  0  0  0  0  0  0  0
>    13.1168    0.4935    1.3254 C   0  0  0  0  0  0  0  0  0  0  0  0
>    13.7116    0.9526    0.0567 N   0  3  0  0  0  0  0  0  0  0  0  0
>    14.1733   -0.2053   -0.7204 C   0  0  0  0  0  0  0  0  0  0  0  0
>    15.2397   -0.9610    0.0751 C   0  0  0  0  0  0  0  0  0  0  0  0
>    15.7206   -2.1670   -0.7343 C   0  0  0  0  0  0  0  0  0  0  0  0
>    16.7869   -2.9227    0.0612 C   0  0  0  0  0  0  0  0  0  0  0  0
>    14.8464    1.8425    0.3363 C   0  0  0  0  0  0  0  0  0  0  0  0
>    12.1863    1.0194   -1.4147 H   0  0  0  0  0  0  0  0  0  0  0  0
>    13.1267    2.5318   -1.2317 H   0  0  0  0  0  0  0  0  0  0  0  0
>    12.0360    3.0890    0.8453 H   0  0  0  0  0  0  0  0  0  0  0  0
>    10.6886    2.3425   -0.0773 H   0  0  0  0  0  0  0  0  0  0  0  0
>    11.3805    1.3247    2.3516 H   0  0  0  0  0  0  0  0  0  0  0  0
>    10.9777    0.2105    1.0044 H   0  0  0  0  0  0  0  0  0  0  0  0
>    13.6668    0.9150    2.1667 H   0  0  0  0  0  0  0  0  0  0  0  0
>    13.1393   -0.5952    1.3729 H   0  0  0  0  0  0  0  0  0  0  0  0
>    13.3313   -0.8681   -0.9200 H   0  0  0  0  0  0  0  0  0  0  0  0
>    14.5983    0.1366   -1.6641 H   0  0  0  0  0  0  0  0  0  0  0  0
>    16.0817   -0.2982    0.2747 H   0  0  0  0  0  0  0  0  0  0  0  0
>    14.8147   -1.3029    1.0188 H   0  0  0  0  0  0  0  0  0  0  0  0
>    14.8786   -2.8297   -0.9340 H   0  0  0  0  0  0  0  0  0  0  0  0
>    16.1456   -1.8251   -1.6780 H   0  0  0  0  0  0  0  0  0  0  0  0
>    17.1296   -3.7818   -0.5155 H   0  0  0  0  0  0  0  0  0  0  0  0
>    17.6290   -2.2599    0.2608 H   0  0  0  0  0  0  0  0  0  0  0  0
>    16.3620   -3.2646    1.0049 H   0  0  0  0  0  0  0  0  0  0  0  0
>    14.5030    2.6970    0.9195 H   0  0  0  0  0  0  0  0  0  0  0  0
>    15.6043    1.2987    0.9001 H   0  0  0  0  0  0  0  0  0  0  0  0
>    15.2739    2.1923   -0.6034 H   0  0  0  0  0  0  0  0  0  0  0  0
>   1  2  1  0  0  0  0
>   1  5  1  0  0  0  0
>   2  3  1  0  0  0  0
>   3  4  1  0  0  0  0
>   4  5  1  0  0  0  0
>   5  6  1  0  0  0  0
>   5 10  1  0  0  0  0
>   6  7  1  0  0  0  0
>   7  8  1  0  0  0  0
>   8  9  1  0  0  0  0
>   1 11  1  0  0  0  0
>   1 12  1  0  0  0  0
>   2 13  1  0  0  0  0
>   2 14  1  0  0  0  0
>   3 15  1  0  0  0  0
>   3 16  1  0  0  0  0
>   4 17  1  0  0  0  0
>   4 18  1  0  0  0  0
>   6 19  1  0  0  0  0
>   6 20  1  0  0  0  0
>   7 21  1  0  0  0  0
>   7 22  1  0  0  0  0
>   8 23  1  0  0  0  0
>   8 24  1  0  0  0  0
>   9 25  1  0  0  0  0
>   9 26  1  0  0  0  0
>   9 27  1  0  0  0  0
>  10 28  1  0  0  0  0
>  10 29  1  0  0  0  0
>  10 30  1  0  0  0  0
> M  CHG  2   2  -1  31   1
> M  END
> > <NSC>
> 747132
>
> > <Release>
> December 2010
>
> > <Structure Source>
> DTP/NCI DIS export via molfile
>
> > <Number of atom stereocenters>
> 0
>
> > <Number of bond stereocenters>
> 0
>
> > <Structure Evaluation>
> No Comparision - Unparameterized Atom - P(a2) connected atoms =[ C C F F F
> C ]
>
> > <Formula>
> C15H20?F18NP
>
> > <Molecular Weight>
> 587.2747
>
> > <DTP names>
> 1-Buty-1-methylpyrrollidinium tris(pentafluoroethyl)trifluorophosphate
>
> > <NCICADD_FICUS_ID>
> 8834DEE2301FF9DF-FICuS-01-81
>
> > <NCICADD_FICTS_ID>
> 8834DEE2301FF9DF-FICTS-01-60
>
> > <NCICADD_UUUUU_ID>
> 8834DEE2301FF9DF-uuuuu-01-30
>
> > <Standard InChI>
>
> InChI=1S/C9H20N.C6F18P/c1-3-4-7-10(2)8-5-6-9-10;7-1(8,9)4(16,17)25(22,23,24,5(18
>
> > <Standard InChIKey>
> InChIKey=KNGDDPFNUUIHKR-UHFFFAOYSA-N
>
> >  <GUSAR Human Liver Microsomal Stability Prediction>
> N/A
>
> >  <GUSAR Human Liver Microsomal Stability Prediction AD>
> N/A
>
> > <mol2-name>
> NC0747132.sdf
> $$$$
>
>
>
>
>
> ------------------------------------------------------------------------------
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>
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