25107
Hesperidin and narirutin were extracted from peels of Citrus unshiu by ultra - sonication and purified further .
 Chemical: Hesperidin; Chemical: narirutin
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: Hesperidin; Chemical: narirutin