[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a proline derivative."}, {"from": "gpt", "value": "[C][#C][C][O][C][=Branch1][C][=O][C@@H1][C][C][C][N][Ring1][Branch1][C][=Branch1][C][=O][O][C][C][#C]"}]