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