6249
HUS has been reported after several anticancer chemotherapies and most often after mitomycin C - based chemotherapy regimens .
 adverse effect: HUS, mitomycin C
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:  HUS, mitomycin C 
Answer:
 adverse effect: HUS, mitomycin C