Methyl 2-(chloromethyl)-6-(difluoromethyl)-4-fluoropyridine-3-acetate
Ethyl 2-(aminomethyl)-3-cyano-6-(difluoromethyl)pyridine-5-acetate
4-(Bromomethyl)-2-chloro-3-hydroxy-5-(trifluoromethoxy)pyridine
6-Amino-3-cyano-4-(difluoromethyl)pyridine-2-sulfonamide