11772
Leflunomide - associated weight loss in rheumatoid arthritis .
 adverse effect: weight loss, Leflunomide
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:  weight loss, Leflunomide 
Answer:
 adverse effect: weight loss, Leflunomide