[{"from": "human", "value": "Could you provide a description of this molecule? [C][C@H1][Branch1][=Branch2][C][C][C][=C][Branch1][C][C][C][C@H1][C][C][C@@H1][C@@][Ring1][Branch1][Branch2][Ring1][=C][C][C][C][=C][Ring1][=Branch1][C][C][C@@H1][C@@][Ring1][=Branch1][Branch1][#C][C][C][C@@H1][Branch1][=Branch2][C][Ring1][=Branch1][C][=Branch1][C][=O][O-1][O][C][C]"}, {"from": "gpt", "value": "The molecule is a steroid acid anion that is the conjugate base of 4-carboxyzymosterol, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of a 4-carboxyzymosterol."}]