[{"from": "human", "value": "Please give me some details about this molecule. [C][C][C][N][C][C][Branch2][Ring1][=Branch2][C][O][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=Branch1][C][=O][C][C][C][=C][C][=C][C][=C][Ring1][=Branch1][O]"}, {"from": "gpt", "value": "The molecule is particularly effective in ventricular arrhythmias. It also has weak beta-blocking activity. The drug is generally well tolerated."}]