24069
The kidney urea transport protein UT - B is an attractive target for the development of small - molecule inhibitors with a novel diuretic ( ' urearetic ' ) action .
 Chemical: urea
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