[{"from": "human", "value": "Could you provide a description of this molecule? [C][C][Branch1][C][C][C@@H1][C][C@H1][Branch2][Branch1][=N][C@H1][C@][Ring1][Branch1][Branch2][Branch1][Ring2][C][C][C@@][Branch2][Ring2][=N][C@@][Ring1][=Branch1][Branch2][Ring2][=Branch1][C][C][=C][C@H1][Ring1][=Branch1][C@H1][Branch2][Ring1][=Branch1][C][C@@H1][C@@][Ring1][=Branch1][Branch1][=C][C][C][C@@H1][Branch1][Branch2][C][Ring1][=Branch1][Branch1][C][C][C][O][C][O][C][=Branch1][C][=O][C][C][C][C][O][O]"}, {"from": "gpt", "value": "The molecule is a pentacyclic triterpenoid that is rubiarbonol A in which the hydroxy group at position 7 is replaced by an acetyloxy group. It has been isolated from the roots of Rubia yunnanensis. It has a role as a plant metabolite. It is a pentacyclic triterpenoid, a triol and an acetate ester. It is functionally related to a rubiarbonol A."}]