[{"from": "human", "value": "Generate a molecule based on this description. The molecule is a metabolite found in or produced by Escherichia coli (strain K12, MG1655)."}, {"from": "gpt", "value": "[C][C][=Branch1][C][=O][N][Branch2][Ring2][S][C][C][C][C][C][N][C][=Branch1][C][=O][C][C][C][=Branch1][C][=O][N][Branch2][Ring1][O][C][C][C][C][C][N][C][=Branch1][C][=O][C][C][C][=Branch1][C][=O][N][Branch1][#Branch1][C][C][C][C][C][N][O][O][O].[Fe+3]"}]