22648
( 1 ) H NMR - based metabonomic analysis of the serum and urine of rats following subchronic exposure to dichlorvos , deltamethrin , or a combination of these two pesticides .
 Chemical: ( 1 ) H; Chemical: dichlorvos; Chemical: deltamethrin
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: ( 1 ) H; Chemical: dichlorvos; Chemical: deltamethrin