1148
Flavonoids and antioxidant activity of flowers of Mexican Crataegus spp .
 Chemical: Flavonoids
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: Flavonoids 
Answer:
 Chemical: Flavonoids