3-Bromo-3',5'-dimethoxybenzophenone

4-tert-Butyl-3',4'-dimethylbenzophenone

3,5-Dichloro-3',5'-dimethylbenzophenone

3,4-Dichloro-4'-ethoxybenzophenone

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