[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is a natural product found in Petasites japonicus with data available."}, {"from": "gpt", "value": "[C][C@H1][C@H1][Branch2][Ring1][#Branch2][C][C][C@H1][C@@][Ring1][=Branch1][Branch1][P][C][=C][Branch1][Branch2][C][=Branch1][C][=O][C][Ring1][#Branch1][C][=Branch1][C][=O][C][C][O]"}]