2-amino-5-(2-bromoacetyl)benzonitrile

4'-amino-3'-chloro-5'-cyano-2-tert.butylamino-acetophenone

1-(4-amino-3-iodophenyl)ethanone

4'-amino-3'-chloro-5'-cyano-acetophenone

2-amino-5-(2-bromoacetyl)-3-chlorobenzonitrile