2073
A total of 60 male Wistar albino rats were randomly divided into four groups ( 15 / group ) : The control group injected with single doses of normal saline ( i . c . v ) followed 24 h later by BCNU solvent ( i . v ) .
 Chemical: BCNU
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: BCNU