3,4-Difluoro-4'-ethoxybenzophenone

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

2-Bromo-2'-methylbenzophenone

2-Bromo-4'-methylbenzophenone