4887
Three male patients aged 78 - 83 years are presented , in whom severe hepatotoxic reactions emerged after CPA administration .
 adverse effect: severe hepatotoxic reactions, CPA
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:  severe hepatotoxic reactions, CPA 
Answer:
 adverse effect: severe hepatotoxic reactions, CPA