[Rdkit-discuss] 2020.09.1 RDKit Release

2020-10-22 Thread Greg Landrum
Dear all, I'm pleased to announce that the 2020.09 version of the RDKit is released. The release notes are below. The release files are on the github release page: https://github.com/rdkit/rdkit/releases/tag/Release_2020_09_1 Binaries have been uploaded to anaconda.org

Re: [Rdkit-discuss] How to preserve undefined stereochemistry?

2020-10-22 Thread David Cosgrove
Hi Adelene, In SMILES, there’s no way of distinguishing between unknown and unspecified. Technically in a SMILES string it’s either specified or unspecified. In an SDF you can also say you have a Rumsfeldian “known unknown”. Dave On Thu, 22 Oct 2020 at 10:07, Adelene LAI wrote: > Dear Paolo, >

Re: [Rdkit-discuss] How to preserve undefined stereochemistry?

2020-10-22 Thread Adelene LAI
Dear Paolo, Thanks for updating the gist - it's a really important resource for me and probably future RDKit beginners too. Thanks. I like your suggestion to add the unspecifiedBondStereoMeansUnknown flag to SmilesParserParams. I think this way circumvents having to do a SS-match +