[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C][=C][Branch1][#Branch2][C][C@H1][Branch1][Branch1][C][C][Ring1][=Branch1][O][/C][=C][/C][=C][C][C][C@][Branch2][Ring1][Branch1][C@H1][Ring1][=Branch1][C][C][C@@H1][Ring1][Branch1][C@H1][Branch1][C][C][C][C][C][C][Branch1][C][C][C][C]"}, {"from": "gpt", "value": "The molecule is a hydroxy seco-steroid that results from the photoisomerization of previtamin D3. It has a role as a human metabolite. It is a seco-cholestane, a hydroxy seco-steroid and a secondary alcohol."}]