5733
For observation of the protective effects of KRG , 23 mice were grouped into 3 - NP ( 500 mM , n = 12 ) and KRG + 3 - NP groups ( 300 mg / kg KRG for 7 days before 500 mM 3 - NP administration , n = 11 ) .
 Chemical: 3 - NP; Chemical: 3 - NP; Chemical: 3 - NP
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: 3 - NP; Chemical: 3 - NP; Chemical: 3 - NP