[{"from": "human", "value": "Please give me some details about this molecule. [C][C@H1][Branch1][=Branch2][C][C][C][=C][Branch1][C][C][C][C@H1][C][C][C@@][Branch2][Ring2][Ring2][C@@][Ring1][Branch1][Branch2][Ring1][=N][C][C][=C][C@H1][Ring1][=Branch1][C][C][C@@H1][C@@][Ring1][=Branch1][Branch1][=C][C][C][C][=Branch1][C][=O][C][Ring1][#Branch1][Branch1][C][C][C][C][C][C]"}, {"from": "gpt", "value": "The molecule is a tetracyclic triterpenoid that is lanosta-9(11),24-diene substituted by an oxo group at position 3. It has been isolated from the roots of Rubia yunnanensis. It has a role as a plant metabolite. It is a tetracyclic triterpenoid and a cyclic terpene ketone. It derives from a hydride of a lanostane."}]