3-Bromo-2'-methylbenzophenone

2-Bromo-4'-methylbenzophenone

4-Chloro-4'-n-pentylbenzophenone

4-tert-Butyl-4'-n-pentylbenzophenone

2-Bromo-4'-n-propylbenzophenone

2-Chloro-4'-(methylthio)benzophenone

4-tert-Butyl-4'-(thiomethyl)benzophenone

2-Chloro-3-(2-ethoxycarbonylbenzoyl)pyridine

2-Chloro-3-(4-ethoxycarbonylbenzoyl)pyridine

2-Chloro-5-(2-ethoxycarbonylbenzoyl)pyridine

5-(2-Chloro-3-pyridyl)-5-oxovaleronitrile

7-(2-Chloro-3-pyridyl)-7-oxoheptanenitrile

2-chloro-3-(7-chloroheptanoyl)pyridine

2-bromo-5-(4-nitrobenzoyl)thiophene

2-chloro-5-(4-nitrobenzoyl)thiophene