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