[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a natural product found in Sinularia flexibilis with data available."}, {"from": "gpt", "value": "[C][C][=Branch1][C][=O][O][C@H1][C][C][C@][Branch2][Ring2][=Branch1][C@@H1][Branch2][Ring1][P][C][C@@H1][C][C][C@@][Branch1][=C][C][=Branch1][C][=O][C][C][C@@][Ring1][#C][Branch1][C][C][O][Branch1][#Branch2][O][C][=Branch1][C][=O][C][Ring1][#C][=C][C][O][Branch1][C][C][O]"}]