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
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: catechin 
Answer:
 Chemical: catechin