3-Hydroxy-2-nitro-4-(trifluoromethoxy)pyridine-5-acetonitrile
Methyl 5-(bromomethyl)-4-fluoro-3-(trifluoromethoxy)pyridine-2-acetate
6-Hydroxy-2-nitro-4-(trifluoromethoxy)pyridine-3-acetonitrile
Ethyl 5-(bromomethyl)-2-hydroxy-3-(trifluoromethoxy)pyridine-6-carboxylate