[{"from": "human", "value": "Please give me some details about this molecule. [C][C@H1][Branch1][O][C][NH2+1][C@H1][Ring1][Branch1][C][=Branch1][C][=O][O-1][O]"}, {"from": "gpt", "value": "The molecule is zwitterionic form of cis-4-hydroxy-D-proline having an anionic carboxy group and a protonated amino group. It is a tautomer of a cis-4-hydroxy-D-proline."}]