[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C@@H1][Branch2][Ring2][C][C@H1][C][C][C@@H1][C@@][Ring1][Branch1][Branch2][Ring1][#Branch1][C][C][C@H1][C@H1][Ring1][=Branch1][C][C][C][=C][C][=Branch1][C][=O][C][=C][C@][Ring1][O][Ring1][#Branch1][C][C][C][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "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."}]