[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule is a natural product found in Petasites spurius with data available."}, {"from": "gpt", "value": "[C][/C][=C][Branch1][C][/C][\\C][=Branch1][C][=O][O][C@@H1][C][=C][Branch2][Ring1][P][C][C@@H1][C@][Ring1][=Branch1][Branch2][Ring1][Branch2][C@H1][Branch2][Ring1][Ring1][C@H1][Branch1][Branch1][C][C][Ring1][=Branch1][O][C][=Branch1][C][=O][C][=C][Branch1][C][C][C][C][C][O][C][=C][Ring2][Ring1][Branch1][C]"}]