2781
When these inhibition studies were performed with the artificial oxidant tert - butyl hydroperoxide , CYP2E1 did not significantly inhibit CYP2B4 activity .
 Chemical: tert - butyl hydroperoxide
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: tert - butyl hydroperoxide