3,4,4'-Trifluorobenzophenone

4-tert-Butyl-4'-fluoro-3'-methylbenzophenone

4-tert-Butyl-4'-isopropylbenzophenone

3,5-Dichloro-3'-methylbenzophenone

4-Bromo-4'-n-pentylbenzophenone

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

4-Iodo-4'-n-propylbenzophenone

3,4-Dichloro-2'-(thiomethyl)benzophenone

3,4-Difluoro-3',4',5'-trifluorobenzophenone

(2-Chloropyridin-5-yl) thiazolyl ketone

2-chloro-5-(2-thenoyl)pyridine