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Hydroxytyrosol ( HyT ) is a polyphenol primarily released in olive mill wastewater and in olive oil .
 Chemical: Hydroxytyrosol; Chemical: HyT; Chemical: polyphenol
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: Hydroxytyrosol; Chemical: HyT; Chemical: polyphenol