7469
When administered repeatedly while self administration occurred only on days 1 and 5 of treatment , ARI , but not ( - ) - NPA , decreased cocaine choice in dominant monkeys , whereas ( - ) - NPA , but not ARI , did so in subordinates .
 Chemical: ARI; Chemical: ( - ) - NPA; Chemical: cocaine; Chemical: ( - ) - NPA; Chemical: ARI
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: ARI; Chemical: ( - ) - NPA; Chemical: cocaine; Chemical: ( - ) - NPA; Chemical: ARI