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