25177
Rats received intracerebroventricular injections of CYP2D inhibitors ( 20 mu g propranolol or 40 mu g propafenone ) or vehicle controls .
 Chemical: propranolol; Chemical: propafenone
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: propranolol; Chemical: propafenone