6633
The results showed that TPs , catechin profiles and antioxidant activities were significantly ( p <= 0 . 05 ) higher in unaerated than in aerated teas .
 Chemical: catechin
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: catechin