16874
In brine shrimp toxicology assays , profound cytotoxicity was displayed by ethyl acetate ( LD ( 50 ) 8 . 3 mu g / ml ) and chloroform ( LD ( 50 ) 8 . 8 mu g / ml ) fractions , followed by relatively weak crude methanolic extract of H . strigosum ( LD ( 50 ) 909 mu g / ml ) and n - hexane fraction ( LD ( 50 ) 1000 mu g / ml ) .
 Chemical: ethyl acetate; Chemical: chloroform; Chemical: n - hexane
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: ethyl acetate; Chemical: chloroform; Chemical: n - hexane