[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a diterpenoid."}, {"from": "gpt", "value": "[C][/C][=Branch2][Ring1][Branch2][=C][\\C][=C][\\C][=C][Branch1][C][/C][\\C][=C][\\C][=C][Branch1][C][\\C][/C][=C][/C][=Branch1][C][=O][O][C][/C][=C][/C][=C][Branch1][C][\\C][/C][=C][/C][=O]"}]