[{"from": "human", "value": "Generate a molecule based on this description. The molecule is a natural product found in Senecio glaucus, Petasites pyrenaicus, and other organisms with data available."}, {"from": "gpt", "value": "[C][C@H1][C@@H1][Branch2][Ring1][Branch2][C][C][C][=C][C][=Branch1][C][=O][C][=Branch1][=Branch1][=C][Branch1][C][C][C][C][C@][Ring1][=C][Ring1][#Branch2][C][O]"}]