27693
The direct identification of NOBA following liver metabolism targets this compound as the functional organic nitrate metabolite of nitrooxybutyl - esters .
 Chemical: NOBA; Chemical: nitrate; Chemical: nitrooxybutyl - esters
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: NOBA; Chemical: nitrate; Chemical: nitrooxybutyl - esters