23528
Glycoside hydrolase family - 7 cellobiohydrolase from Trichoderma reesei ( TrCel7A ) is one of the best - studied cellulases with the ability to degrade highly crystalline cellulose ( HCC ) .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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