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These findings can be attributed to the presence of triterpenes , flavonoids and sterols in Z . album , which are widely known as powerful antioxidants and used in various industrial fields .
 Chemical: triterpenes; Chemical: flavonoids; Chemical: sterols
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: triterpenes; Chemical: flavonoids; Chemical: sterols