13298
Most efficient inducers of HO - 1 expression were BAP , 4 - hydroxynonenal and chalcone 1 ( 4 - [ ( 1E ) - 3 - oxo - 3 - phenylprop - 1 - en - 1 - yl ] benzonitrile ) , chalcone 5 ( ( 2E ) - 1 - phenyl - 3 - [ 4 - ( trifluoromethyl ) - phenyl ] prop - 2 - en - 1 - one ) and chalcone 7 .
 BAP, 4 - hydroxynonenal, chalcone, 4 - [ ( 1E ) - 3 - oxo - 3 - phenylprop - 1 - en - 1 - yl ] benzonitrile, chalcone, ( 2E ) - 1 - phenyl - 3 - [ 4 - ( trifluoromethyl ) - phenyl ] prop - 2 - en - 1 - one, chalcone
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 BAP, 4 - hydroxynonenal, chalcone, 4 - [ ( 1E ) - 3 - oxo - 3 - phenylprop - 1 - en - 1 - yl ] benzonitrile, chalcone, ( 2E ) - 1 - phenyl - 3 - [ 4 - ( trifluoromethyl ) - phenyl ] prop - 2 - en - 1 - one, chalcone