2'-Bromo-2-(3-fluorophenyl)acetophenone

3',5'-Difluoro-3,3-dimethylbutyrophenone

2',2,2-Trimethylbutyrophenone

2'-cyano-2,2-dimethylbutyrophenone

2,2-dimethyl-3'-fluorobutyrophenone

4'-bromo-2,2-dimethyl-3'-fluorobutyrophenone

4'-chloro-2,2-dimethyl-2'-fluorobutyrophenone

2,2-dimethyl-4'-trifluoromethylbutyrophenone

3',5'-Dichloro-2,2-dimethylbutyrophenone

2'-Cyano-2,2-dimethylpropiophenone

4'-Carboethoxy-2,2-dimethylpropiophenone