SMILES: C[C@@H]([C@H]1CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CCC4=CC(=O)C=C[C@]34C)C)C(=O)[O-]
Description: The molecule is a steroid acid anion that is the conjugate base of 3-oxo-23,24-bisnorchola-1,4-dien-22-oic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of a 3-oxo-23,24-bisnorchola-1,4-dien-22-oic acid.