[{"from": "human", "value": "Provide a description of this molecule. [C][C@H1][Branch1][=C][C][C][C@H1][C][Branch1][Ring2][O][Ring1][Ring1][Branch1][C][C][C][C@H1][C][C][C@@H1][C@@][Ring1][Branch1][Branch2][Ring1][=N][C][C][C@H1][C@H1][Ring1][=Branch1][C@@H1][Branch2][Ring1][C][C][=C][C@@][Ring1][=Branch1][Branch1][#Branch2][C][C][C@@H1][Branch1][Ring2][C][Ring1][=Branch1][O][C][O][C]"}, {"from": "gpt", "value": "The molecule is an oxysterol that is (24S,25)-epoxycholesterol bearing a hydroxy substituent at the 7alpha-position. It is a cholestanoid, a 7alpha-hydroxy steroid, a 3beta-sterol, an oxysterol, a 3beta-hydroxy-Delta(5)-steroid and an epoxy steroid."}]