6-(4-bromophenyl)-6-oxohexanenitrile

5-(3-chlorophenyl)-5-oxovaleronitrile

6-(2-Chlorophenyl)-6-oxohexanenitrile

4-Chloro-1-(3-chlorophenyl)-1-oxobutane

5-chloro-1-(2-iodophenyl)-1-oxopentane

6-chloro-1-oxo-1-(4-trifluoromethylphenyl)hexane

5-Oxo-5-(4-trifluoromethylphenyl)valeronitrile

7-(4-chlorophenyl)-7-oxoheptanenitrile

2-phenyl-2'-trifluoromethylacetophenone

2-(2-Methylphenyl)acetophenone

2-(2-chlorophenyl)-4'-iodoacetophenone