15427
Five fractions including crude phenolic extracts ( using 80 per cent aqueous acetone ) of whole plant , leaf , stem , washed leaf ( WL ) and dried water washing material ( WW ) were used in this study .
 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: acetone