[{"from": "human", "value": "Create a molecule with the structure as the one described. The molecule is a pentacyclic triterpenoid with formula C30H50O2, originally isolated from Tripterygium hypoglaucum. It has a role as a plant metabolite. It is a pentacyclic triterpenoid, a cyclic terpene ketone and a primary alcohol. It derives from a hydride of a friedelane."}, {"from": "gpt", "value": "[C][C@H1][C][=Branch1][C][=O][C][C][C@@H1][C@@][Ring1][#Branch1][Branch2][Ring2][#C][C][C][C@H1][C@][Ring1][=Branch1][Branch2][Ring2][Branch1][C][C][C@@][Branch2][Ring1][=C][C@@][Ring1][=Branch1][Branch2][Ring1][#Branch1][C][C][C@@][Branch1][P][C@H1][Ring1][=Branch1][C][C@][Branch1][Branch1][C][C][Ring1][=Branch1][Branch1][C][C][C][O][C][C][C][C][C]"}]