6-chloro-1-(4-iodophenyl)-1-oxohexane

7-chloro-1-oxo-1-(4-trifluoromethylphenyl)heptane

4-Chloro-1-oxo-1-(2-trifluoromethylphenyl)butane

3'-Methyl-2-phenylacetophenone

2'-Cyano-2-phenylacetophenone

2-(2-Methoxyphenyl)acetophenone

2-(3-bromophenyl)-3'-cyanoacetophenone

2-(3-bromophenyl)-2'-trifluoromethylacetophenone

2-(4-Cyanophenyl)-4'-iodoacetophenone

2-(4-cyanophenyl)-2'-trifluoromethylacetophenone

3'-Bromo-2-(4-fluorophenyl)acetophenone