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