1071
An experimental group of rats was treated with puromycin aminonucleoside ( PAN ; 180 mg / kg iv ) , whereas the control group received only vehicle .
 Chemical: puromycin aminonucleoside; Chemical: PAN
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Chemical: puromycin aminonucleoside; Chemical: PAN