The molecule is a steroid acid anion that is the conjugate base of 3-hydroxy-9-oxo-9,10-seco-23,24-bisnorchola-1,3,5(10)-trien-22-oic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a steroid acid anion and a 7-oxo monocarboxylic acid anion. It is a conjugate base of a 3-hydroxy-9-oxo-9,10-seco-23,24-bisnorchola-1,3,5(10)-trien-22-oic acid.
(2S)-2-[(1R,3aS,4S,7aS)-4-[2-(5-hydroxy-2-methylphenyl)ethyl]-7a-methyl-5-oxo-2,3,3a,4,6,7-hexahydro-1H-inden-1-yl]propanoate