Yes. 

Sundar Thangapandian

> On Oct 13, 2017, at 3:08 PM, David Hall <li...@cowsandmilk.net> wrote:
> 
> I assume your second command is actually using output2D.sdf as input?
> 
> -David
> 
>> On Oct 13, 2017, at 3:46 PM, Sundar <jubilantsun...@gmail.com> wrote:
>> 
>> Sure.
>> Here it goes.
>> 
>> obabel input.smi -h -r -b -c --unique --gen2d --partialcharge mmff94 -O 
>> output2D.sdf
>> obabel output3D.sdf --gen3d -O output3D.sdf
>> 
>> output2D.sdf contains 7581 compounds exactly as in input.smi but
>> output3D.sdf only has 881 compounds.
>> 
>> Thanks,
>> Sundar
>> 
>> 
>>> On Fri, Oct 13, 2017 at 2:18 PM, Noel O'Boyle <baoille...@gmail.com> wrote:
>>> I'm a bit confused. Can you write out in full the commands you used?
>>> 
>>>> On 13 Oct 2017 6:53 p.m., "Sundar" <jubilantsun...@gmail.com> wrote:
>>>> Hi Noel,
>>>> 
>>>> No. I used --unique option to generate 2D coformations from smiles and got 
>>>> ~7000 compounds.
>>>> While generating 3D from the 2D I only used --gen3d
>>>> 
>>>> Thanks,
>>>> Jubilant
>>>> 
>>>>> On Fri, Oct 13, 2017 at 11:28 AM, Noel O'Boyle <baoille...@gmail.com> 
>>>>> wrote:
>>>>> Hi there,
>>>>> 
>>>>> The "--unique" option removes duplicates. My guess is that you have only 
>>>>> 800 unique compounds.
>>>>> 
>>>>> Regards,
>>>>> - Noel
>>>>> 
>>>>>> On 13 October 2017 at 11:58, Sundar <jubilantsun...@gmail.com> wrote:
>>>>>> Hi everyone,
>>>>>> 
>>>>>> I am pretty new to OB. I am trying to convert a database of compounds 
>>>>>> (~7000) from smiles to 3D.
>>>>>> I first converted them into 2D using -h -r --unique -b -c 
>>>>>> --partialcharge mmff94
>>>>>> followed by --gen3d. 
>>>>>> It only converted ~800 compounds saying nothing about other conformers.
>>>>>> Any idea it behaves this way?
>>>>>> 
>>>>>> -Jubilant
>>>>>> 
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>>>>> 
>>>> 
>> 
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