21164
The aim of the present study was to evaluate the effects of the 5 - HT6 receptor agonist , EMD 386088 , on the ketamine - induced deficits in the attentional set - shifting task ( ASST ) , novel object recognition ( NOR ) task and prepulse inhibition ( PPI ) task in rats .
 Chemical: EMD 386088; Chemical: ketamine
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: EMD 386088, ketamine 
Answer:
 Chemical: EMD 386088; Chemical: ketamine