3,5-Difluoro-4'-iodobenzophenone

2-Ethyl-2'-iodobenzophenone

2-Chloro-3',4'-(ethylenedioxy)benzophenone

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

4-Chloro-3'-fluorobenzophenone

3,4,4'-Trifluorobenzophenone

3'-Fluoro-2-iodo-4'-methoxybenzophenone

4-tert-Butyl-3'-fluoro-4'-methoxybenzophenone

3'-Fluoro-2-iodo-5'-methylbenzophenone

2-Bromo-4'-fluoro-3'-methylbenzophenone

3,4,4'-Trifluoro-3'-methylbenzophenone