Novel heterocyclo compounds of formulae (i), (ii) and (iii) useful as inhibitors of potassium channel function (especially inhibitors of the Kv1 subfamily of voltage gated K+ channels, especially inhibitors Kv1.5 which has been linked to the ultra-rapidly activating delayed rectifier K+ current IKur), methods of using such compounds in the prevention and treatment of arrhythmia and IKur-associated conditions, and pharmaceutical compositions containing such compounds.
式(i)、(ii)和(iii)的新型
杂环化合物,可用作
钾通道功能
抑制剂(特别是电压门控K+通道Kv1亚族的
抑制剂,尤其是与超快速活化延迟整流K+电流IKur有关的Kv1.5
抑制剂),使用此类化合物预防和治疗心律失常和IKur相关疾病的方法,以及含有此类化合物的药物组合物。