4,3'-Dimethoxybenzophenone

2-fluoro-3'-methoxybenzophenone

4-methoxy-4'-n-pentylbenzophenone

4-Bromo-3-fluoro-4'-methoxybenzophenone

4-bromophenyl-2'-naphthyl ketone

2-Chlorobenzophenone ethylene ketal

3-Bromo-4'-iodobenzophenone

3-bromo-3'-nitrobenzophenone

3-fluoro-2'-iodobenzophenone

4-Ethoxycarbonyl-4'-nitrobenzophenone

3-iodo-2'-thiomethylbenzophenone