[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a 4-hydroxy-1-pyrroline-2-carboxylic acid in which the 4-hydroxy group has S-configuration. It is a conjugate acid of a (S)-4-hydroxy-1-pyrroline-2-carboxylate."}, {"from": "gpt", "value": "[C][C@@H1][Branch1][O][C][N][=C][Ring1][Branch1][C][=Branch1][C][=O][O][O]"}]