[{"from": "human", "value": "What can you tell me about this molecule? [C][C][C@][Branch2][=Branch1][Ring2][C][C@@H1][Branch2][Ring2][=N][C][=C][Branch1][=Branch2][C@H1][Ring1][=Branch1][C][=Branch1][C][=O][O-1][C][=Branch2][Ring1][N][=C][C][=Branch1][Branch1][=C][Ring1][#Branch2][O][C][=Branch1][C][=O][C][=C][Branch1][Branch1][C][Ring1][=Branch2][=O][C][=C][C][=C][Ring1][Branch2][O][O][O][C@H1][C][C@@H1][Branch1][N][C@@H1][Branch1][Branch2][C@@H1][Branch1][Ring2][O][Ring1][=Branch1][C][O][NH3+1][O]"}, {"from": "gpt", "value": "The molecule is a zwitterion obtained by transfer of a proton from the carboxy to the primary amino group of 10-carboxy-13-deoxycarminomycin; major species at pH 7.3. It is a tautomer of a 10-carboxy-13-deoxycarminomycin."}]