2620
In this study , we evaluated the hypnotic effects of green ( GRPE , Actinidia deliciosa ) and gold ( GOPE , Actinidia chinensis ) kiwifruit peel ethanol extracts and their solvent fractions , and the possible underlying mechanisms .
 Chemical: ethanol
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: ethanol