2-Iodo-3-nitro-4-(trifluoromethoxy)pyridine-5-carboxaldehyde
Ethyl 3-(bromomethyl)-6-hydroxy-2-(trifluoromethoxy)pyridine-5-acetate
3-Iodo-6-nitro-4-(trifluoromethoxy)pyridine-2-methanol
Ethyl 5-(bromomethyl)-2-hydroxy-3-(trifluoromethoxy)pyridine-6-acetate