[{"from": "human", "value": "Describe this molecule. [C][C@@H1][C][C][=Branch1][C][=O][C][C][Branch1][Branch1][C][Ring1][#Branch1][=O][Branch1][C][C][C]"}, {"from": "gpt", "value": "The molecule is a natural product found in Nicotiana bonariensis, Nicotiana tabacum, and Ceratophyllum demersum with data available."}]