1028
Flavones 1 - 3 presented an efficacious activity towards the stable DPPH radical .
 Chemical: Flavones; Chemical: DPPH
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: Flavones; Chemical: DPPH