12301
All patients had taken phenytoin for variable time periods ( range 16 - 80 days ; mean : 40 ) and were on the medication when the skin lesions first appeared .
 adverse effect: skin lesions, phenytoin
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:  skin lesions, phenytoin 
Answer:
 adverse effect: skin lesions, phenytoin