[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is a natural product found in Chromolaena odorata, Swertia japonica, and other organisms with data available."}, {"from": "gpt", "value": "[C][C][=C][C][C][C][Branch1][O][C][Ring1][=Branch1][/C][=C][/C][=Branch1][C][=O][C][Branch1][C][C][C]"}]