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