[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a natural product found in Massarina with data available."}, {"from": "gpt", "value": "[C][C@@H1][C][=C][C][=Branch1][C][=O][C@H1][Branch1][P][C@][Ring1][#Branch1][C@H1][Branch1][#Branch2][C][=Branch1][C][=C][O][C][Ring1][=Branch1][=O][O][O]"}]