1422
Fifteen polydrug ecstasy users and 15 polydrug non - ecstasy user controls completed a general drug use questionnaire , the Brixton Spatial Anticipation task ( set shifting ) , Backward Digit Span procedure ( memory updating ) , Inhibition of Return ( inhibition ) , an emotional intelligence scale , the Tromso Social Intelligence Scale and the Dysexecutive Questionnaire ( DEX ) .
 Chemical: ecstasy; Chemical: ecstasy
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
 Entities: ecstasy, ecstasy 
Answer:
 Chemical: ecstasy; Chemical: ecstasy