Ethyl 2-(chloromethyl)-3-(difluoromethyl)-4-(trifluoromethoxy)pyridine-6-acetate
Methyl 5-(chloromethyl)-2-(difluoromethyl)-4-(trifluoromethoxy)pyridine-3-carboxylate
2-(Chloromethyl)-6-(difluoromethyl)-3-iodopyridine
2-(Chloromethyl)-5-(difluoromethyl)-3-iodopyridine