[{"from": "human", "value": "Generate a molecule based on this description. The molecule is a thiazolidinemonocarboxylic acid that is 1,3-thiazolidine substituted by a carboxy group at position 2."}, {"from": "gpt", "value": "[C][C][S][C][Branch1][Ring2][N][Ring1][Branch1][C][=Branch1][C][=O][O]"}]