[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C][=Branch1][C][=O][C][=C][Branch1][=Branch1][N][C][=N][Ring1][Branch2][N+1][=Branch1][Branch1][=C][N][Ring1][Branch2][C@H1][C@@H1][Branch1][=N][C@@H1][Branch1][=Branch2][C@H1][Branch1][Ring2][O][Ring1][Branch1][C][O][O][O]"}, {"from": "gpt", "value": "The molecule is an iminium ion obtained by selective protonation at position 4 on the diazepin ring of dehydrocoformycin. It is thought to be the major species at pH 7.3. It is a conjugate base of a dehydrocoformycin."}]