1669
We report 4 patients , 2 on methylphenidate and 2 on dextroamphetamine who presented with acral cyanosis , livedo reticularis , or Raynaud phenomenon .
 adverse effect: acral cyanosis, dextroamphetamine; adverse effect: acral cyanosis, methylphenidate; adverse effect: livedo reticularis, dextroamphetamine; adverse effect: livedo reticularis, methylphenidate; adverse effect: Raynaud phenomenon, dextroamphetamine; adverse effect: Raynaud phenomenon, methylphenidate
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:  acral cyanosis, dextroamphetamine; acral cyanosis, methylphenidate; livedo reticularis, dextroamphetamine; livedo reticularis, methylphenidate; Raynaud phenomenon, dextroamphetamine; Raynaud phenomenon, methylphenidate 
Answer:
 adverse effect: acral cyanosis, dextroamphetamine; adverse effect: acral cyanosis, methylphenidate; adverse effect: livedo reticularis, dextroamphetamine; adverse effect: livedo reticularis, methylphenidate; adverse effect: Raynaud phenomenon, dextroamphetamine; adverse effect: Raynaud phenomenon, methylphenidate