5-(4-Bromobenzoyl)-2-chloropyridine

6-(4-bromophenyl)-6-oxohexanenitrile

1-(3-bromophenyl)-6-chloro-1-oxohexane

1-(4-bromophenyl)-7-chloro-1-oxoheptane

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

4-(3-Cyanophenyl)-4-oxobutyronitrile

6-(3-cyanophenyl)-6-oxohexanenitrile

5-(4-iodophenyl)-5-oxovaleronitrile

5-Chloro-1-(4-chlorophenyl)-1-oxopentane

7-chloro-1-(4-chlorophenyl)-1-oxoheptane

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