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

4-Iodo-4'-isopropylbenzophenone

2-Iodo-2'-methylbenzophenone

2-Chloro-3'-methylbenzophenone

3-Chloro-4'-n-pentylbenzophenone

3,4-Dichloro-4'-n-pentylbenzophenone

3,5-Dichloro-4'-n-propylbenzophenone

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

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

2-chloro-3-(2-cyanobenzoyl)pyridine

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