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Table 4 Checker penalty scores on the current version of ChEMBL (ChEMBL 26)

From: An open source chemical structure curation pipeline using RDKit

Penalty score

Penalty explanation

No of compounds

6

InChI: Accepted unusual valence(s)

10

Molecule has a radical that is not found in the known list

9

Molecule has six (or more) atoms with exactly the same coordinates

50

5

InChI_RDKit/Mol stereo mismatch

810

Mol/Inchi/RDKit stereo mismatch

6

RDKit_Mol/InChI stereo mismatch

771

Molecule has a crossed bond in a ring

632

Molecule has two (or more) atoms with exactly the same coordinates

259

  1. Compounds where the exclude flag is set are excluded from this analysis