[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule is a monohydroxyproline in which the hydroxy substituent is located at position C3."}, {"from": "gpt", "value": "[C][C][N][C][Branch1][Branch1][C][Ring1][Branch1][O][C][=Branch1][C][=O][O]"}]