[{"from": "human", "value": "Describe this molecule. [H+1].[H+1].[C][=Branch1][C][=O][Branch1][=Branch1][C][=Branch1][C][=O][O-1][O-1]"}, {"from": "gpt", "value": "The molecule is a natural product found in Ascochyta medicaginicola, Populus tremula, and other organisms with data available."}]