3,5-Dichloro-3'-fluoro-5'-methylbenzophenone

3-Iodo-4'-methylbenzophenone

4-Iodo-4'-n-pentylbenzophenone

4-tert-Butyl-2'-(thiomethyl)benzophenone

3,5-Difluoro-2'-(thiomethyl)benzophenone

4-Iodo-3',4',5'-trifluorobenzophenone

2-Chloro-3-(2-thiazolylcarbonyl)pyridine

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

Ethyl 6-(2-chloro-3-pyridyl)-6-oxohexanoate

4-(2-Chloro-3-pyridyl)-4-oxobutyronitrile

2-chloro-3-(6-chlorohexanoyl)pyridine