[{"from": "human", "value": "Could you provide a description of this molecule? [C][C][Branch1][O][C][N][=C][Ring1][Branch1][C][=Branch1][C][=O][O-1][O]"}, {"from": "gpt", "value": "The molecule is the conjugate base of 4-hydroxy-1-pyrroline-2-carboxylic acid; major species at pH 7.3. It is a conjugate base of a 4-hydroxy-1-pyrroline-2-carboxylic acid."}]