Ethyl 4-(bromomethyl)-6-chloro-3-(difluoromethyl)pyridine-2-carboxylate
Ethyl 3-(bromomethyl)-4-chloro-2-(difluoromethyl)pyridine-5-carboxylate
Methyl 6-(bromomethyl)-4-chloro-2-(difluoromethyl)pyridine-3-acetate
3-Chloro-4-(chloromethyl)-5-(difluoromethyl)-2-(trifluoromethyl)pyridine