[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a pyrrolopyrimidine. It has a role as an Escherichia coli metabolite. It is a conjugate base of a queuine(1+)."}, {"from": "gpt", "value": "[C][=C][C@@H1][Branch2][Ring1][=C][C@@H1][Branch2][Ring1][=Branch2][C@H1][Ring1][Branch1][N][C][C][=C][N][C][=C][Ring1][Branch1][C][=Branch1][C][=O][N][C][=Branch1][Ring2][=N][Ring1][#Branch1][N][O][O]"}]