[{"from": "human", "value": "Could you provide a description of this molecule? [C][C][C][Branch1][Branch1][N][=C][Ring1][Branch1][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is a 1-pyrrolinecarboxylic acid that is 1-pyrroline in which one of the hydrogens at position 5 is replaced by a carboxy group. It is a conjugate acid of a 1-pyrroline-5-carboxylate."}]