[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. A cardioselective beta-1-adrenergic antagonist with no partial agonist activity."}, {"from": "gpt", "value": "[C][C][Branch1][C][C][N][C][C][Branch2][Ring1][=Branch1][C][O][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][C][O][C][C][C][C][Ring1][Ring1][O]"}]