2514
The LC - MS / MS technique was applied to the stability study of several flavonoids and phenolic acids in honey samples during the ultrasonic extraction ( USE ) and microwave - assisted extraction ( MAE ) .
 Chemical: flavonoids; Chemical: phenolic acids
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: flavonoids; Chemical: phenolic acids