22649
Metabonomic analysis , clinical chemical analysis and histopathology were used to investigate the toxic effects of subchronic exposure to dichlorvos , deltamethrin , and a combination of these two pesticides , in rats .
 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: dichlorvos; Chemical: deltamethrin