23771
Moreover , the formation of all metabolites of BDE - 47 by pooled human liver microsomes was inhibited by a P450 2B6 - specific antibody and was highly correlated with P450 2B6 - mediated activity in single donor liver microsomes indicating that P450 2B6 was the major P450 responsible for the biotransformation of BDE - 47 .
 Chemical: BDE - 47; Chemical: BDE - 47
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: BDE - 47; Chemical: BDE - 47