5521
Atypical ventricular tachycardia ( torsade de pointes ) induced by amiodarone : arrhythmia previously induced by quinidine and disopyramide .
 adverse effect: arrhythmia, disopyramide; adverse effect: arrhythmia, quinidine; adverse effect: Atypical ventricular tachycardia, amiodarone; adverse effect: torsade de pointes, amiodarone
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: adverse effect 
Text: {0} 
 Entity Pairs:  arrhythmia, disopyramide; arrhythmia, quinidine; Atypical ventricular tachycardia, amiodarone; torsade de pointes, amiodarone 
Answer:
 adverse effect: arrhythmia, disopyramide; adverse effect: arrhythmia, quinidine; adverse effect: Atypical ventricular tachycardia, amiodarone; adverse effect: torsade de pointes, amiodarone