[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a diterpenoid."}, {"from": "gpt", "value": "[C][C@][C][C][C][C@][Branch2][Ring1][#Branch1][C@@H1][Ring1][=Branch1][C][C][C][=C][C][Branch1][Branch2][C][C][C][Ring1][=C][Ring1][=Branch1][Branch1][C][C][C][=C][Branch1][C][C][C][=Branch1][C][=O][O]"}]