George,

Pardon me for jumping in here, but, yes, it seems that the SMILES is wrong.
Attached is a picture of what your original SMILES generates in ChemDraw.
Notice that the hydrogen of one hydroxyl is wrapped up in a cycle.

-Kirk





On Mon, Mar 16, 2009 at 11:40 AM, George Oakman <[email protected]> wrote:

>  I've been given this SMILES for Estriol:
>
> o...@h]2([...@]3([...@h]([C@@H]4[C@@H](CC3)c3c(CC4)cc(O)cc3)C[C@@H]2O)C)[H]1
>
> When I run it through SmilesToMol, an exception is raised.
>
> Example code:
>
> void testFunction(){
>   ROMol *mol=SmilesToMol("o...@h]2([...@]3([...@h]([C@@H]4[C@
> @H](CC3)c3c(CC4)cc(O)cc3)C[C@@H]2O)C)[H]1");
>   delete mol;
> }
>
> Am I doing something wrong? Is my SMILES corrupt?
>
> Thanks,
>
> George.
>
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<<attachment: estriol.jpeg>>

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