[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a member of pyrrolidines."}, {"from": "gpt", "value": "[C][C][C][N][Branch1][Ring2][C][Ring1][Branch1][C][=C][Branch1][#Branch1][C][C][C][Ring1][Branch1][=O][C][O][Ring1][O]"}]