10689
PFHxS affected the cholinergic system , manifested as altered nicotine - induced behavior in adult animals .
 Chemical: PFHxS; Chemical: nicotine
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: PFHxS, nicotine 
Answer:
 Chemical: PFHxS; Chemical: nicotine