[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is a natural product found in Petasites hybridus, Synotis cappa, and Packera aurea with data available."}, {"from": "gpt", "value": "[C][C@H1][C][C][C][C@@H1][C@@][Ring1][=Branch1][Branch1][S][C][C][=C][Branch1][Branch1][C][Ring1][=Branch1][=O][O][C][=C][Ring1][#Branch1][C][C]"}]