2-Bromo-3',5'-dimethoxybenzophenone

3,5-Dimethyl-4'-iodo-4-methoxybenzophenone

3-Bromo-4'-ethoxybenzophenone

2-Ethyl-3'-iodobenzophenone

4-tert-Butyl-4'-ethylbenzophenone

4-tert-Butyl-3',4'-(ethylenedioxy)benzophenone

3,5-Dichloro-4'-(ethylthio)benzophenone

4-tert-Butyl-3'-fluorobenzophenone

3-Chloro-3'-fluoro-4'-methylbenzophenone

3,3',5-Trifluoro-4'-methylbenzophenone

3-Chloro-3'-fluoro-5'-methylbenzophenone