4-Acetoxy-3'-trifluoromethylbenzophenone

4-Acetoxy-2',5'-difluorobenzophenone

4-Acetoxy-3',5'-dichlorobenzophenone

4-Acetoxy-2',5'-dimethoxybenzophenone

4-Acetoxy-2',3',4',5',6'-pentafluorobenzophenone

4-n-Butyl-4'-iodobenzophenone

4-tert-Butyl-4'-iodobenzophenone

3,3'-Dichloro-4'-fluorobenzophenone

2,3',5'-Trichlorobenzophenone

4-Bromo-3'-chloro-4'-fluorobenzophenone

2-Bromo-3'-chloro-5'-fluorobenzophenone