Compounds of structural formula:
wherein R' is hydrogen or an aromatic ring system, and Q is a substituted nitrogen or a nitrogen containing heterocycle, and E is -S- or -O-, are Class III antiarrhythmic agents.
结构式为
其中 R' 为氢或芳香环系统,Q 为取代的氮或含氮杂环,E 为 -S- 或 -O-,属于 III 类
抗心律失常药物。