[{"from": "human", "value": "Could you provide a description of this molecule? [C][C@H1][Branch1][=Branch2][C][C][C][=C][C][C][Ring1][Ring1][C@H1][C][C][C@@H1][C@@][Ring1][Branch1][Branch2][Ring1][=Branch2][C][C][C][=C][Ring1][=Branch1][C][C][C@@H1][C@@][Ring1][=Branch1][Branch1][#Branch2][C][C][C@@H1][Branch1][Ring2][C][Ring1][=Branch1][O][C][C]"}, {"from": "gpt", "value": "The molecule is a cholestanoid that zymosterol in which the two methyl groups at positions 26 and 27 have been replaced by a cyclopropane ring. It has a role as a Brassica napus metabolite and a sterol methyltransferase inhibitor. It is a 3beta-sterol, a cholestanoid and a member of cyclopropanes. It is functionally related to a zymosterol. It derives from a hydride of a 5alpha-cholestane."}]