17253
Regarding the effect of ion exchange on organoleptic characteristics and the quality of the obtained wines , a slight decrease in both anthocyanin and tannin contents was observed along with a small drop in the aromatic content .
 Chemical: anthocyanin; Chemical: tannin
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: anthocyanin; Chemical: tannin