[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a butenolide."}, {"from": "gpt", "value": "[C][/C][=C][\\C][C][/C][=Branch2][Ring2][C][=C][/C@H1][C][=Branch1][N][=C][Branch1][Branch2][C][=Branch1][C][=O][O][Ring1][=Branch1][C][C][C][C@@][Branch1][N][C@H1][Branch1][Ring2][O][Ring1][Ring1][C][C][/-Ring2][Ring1][Ring2][C][/C]"}]