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The flavone , tricin ( 5 , 7 , 4 ' - trihydroxy - 3 ' , 5 ' - dimethoxyflavone ) has great potential as an anticancer agent , due to its specific chemopreventive activity .
 Chemical: flavone; Chemical: tricin; Chemical: 5 , 7 , 4 ' - trihydroxy - 3 ' , 5 ' - dimethoxyflavone
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: flavone; Chemical: tricin; Chemical: 5 , 7 , 4 ' - trihydroxy - 3 ' , 5 ' - dimethoxyflavone