4-(3-Oxocyclohexyl)butanenitrile

3'-chloro-3,3-dimethyl-5'-fluorobutyrophenone

3',4'-difluoro-3,3-dimethylbutyrophenone

2,2-Dimethylbutyrophenone

3'-carboethoxy-2,2-dimethylbutyrophenone

2',2,2,3'-Tetramethylbutyrophenone

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

2,2-Dimethyl-3'-trifluoromethylbutyrophenone

2',5'-dichloro-2,2-dimethylbutyrophenone

4',2,2-Trimethylpropiophenone

2'-Carboethoxy-2,2-dimethylpropiophenone