2-(3-fluorophenyl)-2'-iodoacetophenone

3,3-dimethyl-3'-trifluoromethylbutyrophenone

3',5'-Dichloro-3,3-dimethylbutyrophenone

3',2,2-Trimethylbutyrophenone

2,2-Dimethyl-4'-methoxybutyrophenone

2,2-dimethyl-2'-thiomethylbutyrophenone

2',2,2,5'-Tetramethylbutyrophenone

2,2-dimethyl-2'-trifluoromethylbutyrophenone

4'-Bromo-2,2-dimethyl-2'-fluorobutyrophenone

3',4'-Difluoro-2,2-dimethylbutyrophenone

2',2,2-trimethylpropiophenone