[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a kaurane diterpenoid."}, {"from": "gpt", "value": "[C][C@@][C][C][C][C@@][Branch2][Ring1][=Branch2][C][Ring1][=Branch1][C][C][C][C][Ring1][#Branch2][C][C][C][Branch1][Ring2][C][Ring1][=Branch1][C][=Branch1][C][=C][C][Ring1][=Branch2][Branch1][C][C][C][=Branch1][C][=O][O]"}]