3-(Aminomethyl)-6-bromo-2-(difluoromethyl)pyridine-4-acetonitrile
5-Chloro-4-cyano-3-(difluoromethyl)pyridine-2-carboxaldehyde
6-Chloro-3-cyano-4-(difluoromethyl)pyridine-2-carboxaldehyde
Methyl 3-chloro-4-cyano-2-(difluoromethyl)pyridine-5-carboxylate