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
3-Chloro-2-(chloromethyl)-5-(difluoromethyl)-4-(trifluoromethyl)pyridine