16858
Serum NO ( 3 ) concentrations in the diesel groups were found to be considerably different from those in the control and biodiesel groups .
 Chemical: NO ( 3 )
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: NO ( 3 )