2780
However , CYP2B4 is not an inhibitor of CYP2E1 - mediated p - nitrophenol hydroxylation .
 Chemical: p - nitrophenol
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: p - nitrophenol