8697
We report a case of biopsy - proven acute tubulointerstitial nephritis associated with a second course of flurbiprofen , a nonsteroidal anti - inflammatory drug of the propionic acid class .
 adverse effect: acute tubulointerstitial nephritis, flurbiprofen
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: acute tubulointerstitial nephritis, flurbiprofen