SMILES: CC(=O)C[C@@H](C1=CC=CC=C1)C2=C(C3=CC=CC=C3OC2=O)[O-].[K+]
Description: The molecule is an organic potassium salt having 2-oxo-3-[(1S)-3-oxo-1-phenylbutyl]-2H-1-benzopyran-4-olate as the counterion (the racemate is warfarin potassium, an anticoagulant drug and rodenticide). It contains a (S)-warfarin(1-). It is an enantiomer of a (R)-warfarin potassium.