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To find a reliable , rich source of tricin , we investigated its distribution in different parts of wheat ( Triticum aestivum ) and designed an efficient method for its isolation and purification .
 Chemical: tricin
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: tricin