24641
The increases in blood urea nitrogen ( BUN ) and creatinine ( CR ) in both dose groups further revealed severe impairment occurred in the kidney of crucian carp .
 Chemical: urea; Chemical: nitrogen; Chemical: creatinine
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: urea; Chemical: nitrogen; Chemical: creatinine