4-(2,4-Dichlorobenzoyl)-2-methylpyridine

4-(3-Bromophenyl)-4-oxobutyronitrile

5-(3-bromophenyl)-5-oxovaleronitrile

5-(4-bromophenyl)-5-oxovaleronitrile

7-Chloro-1-oxo-1-phenylheptane

1-(2-bromophenyl)-7-chloro-1-oxoheptane

5-chloro-1-(3-fluorophenyl)-1-oxopentane

4-(4-Fluorophenyl)-4-oxobutyronitrile

4-(3-Fluorophenyl)-4-oxobutyronitrile

7-(4-cyanophenyl)-7-oxoheptanenitrile

5-(2-Fluorophenyl)-5-oxovaleronitrile