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