Methyl 5-(bromomethyl)-2-cyano-4-(difluoromethyl)pyridine-3-acetate
3-(Chloromethyl)-2-cyano-6-(difluoromethyl)pyridine-5-carboxaldehyde
4-(Chloromethyl)-3-cyano-6-(difluoromethyl)-2-(trifluoromethyl)pyridine
3-(Chloromethyl)-6-cyano-2-(difluoromethyl)pyridine-4-methanol