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