916
We report on a 56-year - old female who exhibited drug refractory paroxysmal atrial fibrillation , in which marked prolongation of the QT interval and T wave inversion on electrocardiogram was demonstrated reproducibly shortly after the administration of oral pirmenol therapy .
 adverse effect: prolongation of the QT interval, pirmenol; adverse effect: T wave inversion, pirmenol
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: word3, word4". 
Option: adverse effect 
Text: {0} 
Answer:
 adverse effect: prolongation of the QT interval, pirmenol; adverse effect: T wave inversion, pirmenol