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Jaceosidin , a flavonoid derived from Artemisia princeps ( Japanese mugwort ) , has been shown to inhibit the growth of several human cancer cells , However , the exact mechanism for the cytotoxic effect of jaceosidin is not completely understood .
 Chemical: Jaceosidin; Chemical: flavonoid; Chemical: jaceosidin
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: Jaceosidin; Chemical: flavonoid; Chemical: jaceosidin