25392
The crude extract of T . stocksianum ( Ts . Cr ) and its subsequent organic fractions : n - hexane ( Ts . Hex ) , chloroform ( Ts . CHCl3 ) and ethyl acetate ( Ts . EtAc ) exhibited 1 , 1 - diphenyl , 2 - picrylhydrazyl free radical scavenging activity with different potencies .
 Chemical: n - hexane; Chemical: Hex; Chemical: chloroform; Chemical: CHCl3; Chemical: ethyl acetate; Chemical: EtAc; Chemical: 1 , 1 - diphenyl , 2 - picrylhydrazyl
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: n - hexane; Chemical: Hex; Chemical: chloroform; Chemical: CHCl3; Chemical: ethyl acetate; Chemical: EtAc; Chemical: 1 , 1 - diphenyl , 2 - picrylhydrazyl