[{"from": "human", "value": "What can you tell me about this molecule? [C][C@@][Branch2][=Branch1][=Branch1][C@H1][C][C@H1][C@@H1][Branch2][Branch1][#Branch2][C][=Branch1][C][=O][C][=Branch2][Ring2][=N][=C][Branch2][Ring2][Branch2][C@][Ring1][#Branch1][Branch2][Ring1][P][C][=Branch1][C][=O][C][Ring1][N][Branch2][Ring1][=Branch1][C][=Branch1][C][=O][C][=C][Branch1][=N][C][=C][C][=Branch1][#Branch1][=C][Ring1][=Branch1][Ring2][Ring1][Branch1][I][O][O][O][O-1][C][=Branch1][C][=O][N][NH1+1][Branch1][C][C][C][O]"}, {"from": "gpt", "value": "The molecule is a zwitterion obtained by transfer of a proton from the 2-hydroxy group to the 1-amino group of 11a-hydroxyiodtetracycline; major species at pH 7.3. It is a member of tetracyclines and an an 11a-hydroxytetracyline zwitterion. It is functionally related to an iodtetracycline(1-)."}]