3,3',5-Trifluoro-5'-methylbenzophenone

4-Chloro-4'-n-pentylbenzophenone

3,5-Difluoro-4'-n-pentylbenzophenone

2-Bromo-2'-(thiomethyl)benzophenone

3-Bromo-3',4',5'-trifluorobenzophenone

3,5-Dichloro-3',4',5'-trifluorobenzophenone

2-Chloro-3-[2-(3-cyanophenyl)-1-oxoethyl]pyridine

2-chloro-3-(5-ethoxycarbonyl-2-furoyl)pyridine

Ethyl 4-(2-chloro-3-pyridyl)-4-oxobutyrate

6-(2-Chloro-3-pyridyl)-6-oxohexanenitrile

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