2908
Benzo [ a ] pyrene - induced transcriptomic responses in primary hepatocytes and in vivo liver : toxicokinetics is essential for in vivo - in vitro comparisons .
 Chemical: Benzo [ a ] pyrene
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: Benzo [ a ] pyrene