[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C][Branch1][C][C][C][=C][Branch2][Ring1][P][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C@][Branch2][Ring1][Ring2][C][C][C][=C][Branch1][Branch2][C@@H1][Ring1][=Branch1][C][C][Ring1][N][C][O][C][Ring1][Branch2][=O][C][O][C]"}, {"from": "gpt", "value": "The molecule is a tetracyclic diterpenoid with formula C21H26O3, originally isolated from Tripterygium wilfordii. It has a role as a plant metabolite. It is a gamma-lactone, an aromatic ether, an organic heterotetracyclic compound and a tetracyclic triterpenoid."}]