[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. 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."}, {"from": "gpt", "value": "[C][C@@H1][C][C@@H1][Branch2][Branch1][=N][C@@][Branch2][Branch1][C][C@@H1][Branch2][Ring1][O][C@@][Ring1][=Branch1][Branch1][C][C][C][C@@H1][Branch1][O][C][=C][C][=Branch1][C][=O][O][C][Ring1][=Branch1][O][C][=Branch1][C][=O][C][C@@H1][Branch1][O][C][C][C@][Ring2][Ring1][Ring2][C][O][Ring1][Ring1][O][C][=Branch1][C][=O][C][C][O][C][=Branch1][C][=O][C][O][C][=Branch1][C][=O][C]"}]