20811
In saline treated rats , the number of visits to the disadvantageous arm decreased over trial blocks , whilst this was attenuated when CORT was administered 30 min before testing .
 Chemical: CORT
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: CORT