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