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Nobiletin , one of the most abundant polymethoxyflavones ( PMFs ) in citrus peel , and its synthetic congeners displayed a potent inhibition of LEC proliferation .
 Chemical: Nobiletin; Chemical: polymethoxyflavones; Chemical: PMFs
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: Nobiletin; Chemical: polymethoxyflavones; Chemical: PMFs