28503
RESULTS : Ethyl acetate fraction ( AFE ) of Acacia ferruginea stem bark registered higher antioxidant and free radical scavenging activities than the crude acetone extract and other fractions .
 Chemical: Ethyl acetate; Chemical: acetone
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: Ethyl acetate; Chemical: acetone