[{"from": "human", "value": "Provide a description of this molecule. [C][C][=N][C][=C][Branch1][Branch2][C][=Branch1][Ring2][=N][Ring1][=Branch1][N][C][O]"}, {"from": "gpt", "value": "The molecule is a metabolite found in or produced by Escherichia coli (strain K12, MG1655)."}]