[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is effective as a hypnotic and sedative."}, {"from": "gpt", "value": "[C][C][Branch2][Ring1][C][C][=Branch1][C][=O][N][C][=Branch1][C][=O][N][Branch1][Branch1][C][Ring1][Branch2][=O][C][C][=C][C][C][C][C][Ring1][=Branch1]"}]