[{"from": "human", "value": "Describe this molecule. [C][C@@H1][C][C@@H1][Branch2][Ring2][#C][C@@][Branch2][Ring2][Ring2][C@@H1][Branch2][Ring1][=Branch1][C@@][Ring1][=Branch1][Branch1][C][C][C][C@@H1][Branch1][O][C][=C][C][=Branch1][C][=O][O][C][Ring1][=Branch1][O][C][C][C][C@][Ring1][P][C][O][Ring1][Ring1][C][O][C][=Branch1][C][=O][C][O][C][=Branch1][C][=O][C]"}, {"from": "gpt", "value": "The molecule is a diterpene lactone isolated from the whole plants of Ajuga ciliata. It has a role as a plant metabolite. It is a butenolide, an acetate ester, a diterpene lactone and a spiro-epoxide."}]