1160
The extracts showed a good AA , particularly high for the decoction ( 142 - 283 micro mol TE g ( - 1 ) DW ; TE , Trolox equivalent ) and ethanol maceration extract ( 214 - 364 micro mol TE g ( - 1 ) DW ) when determined by DPPH and ferric reducing antioxidant power test , respectively .
 Chemical: Trolox; Chemical: ethanol; Chemical: DPPH; Chemical: ferric
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: Trolox, ethanol, DPPH, ferric 
Answer:
 Chemical: Trolox; Chemical: ethanol; Chemical: DPPH; Chemical: ferric