[{"from": "human", "value": "Describe this molecule. [C][C@][C][C][C@H1][C@H1][Branch2][Ring1][#Branch1][C@@H1][Ring1][=Branch1][C][C][C@@H1][Ring1][=Branch2][C][=Branch1][C][=O][C][O][S][=Branch1][C][=O][=Branch1][C][=O][O-1][C][C][=C][C@@][Ring2][Ring1][C][Branch2][Ring1][C][C][C][C@@H1][Branch1][Ring2][C][Ring1][=Branch1][O][S][=Branch1][C][=O][=Branch1][C][=O][O-1][C]"}, {"from": "gpt", "value": "The molecule is a 21-hydroxypregnenolone disulfate anion obtained by deprotonation of both sulfate groups of 21-hydroxypregnenolone disulfate. It is a conjugate base of a 21-hydroxypregnenolone disulfate."}]