5-Hydroxy-3-iodo-4-(trifluoromethoxy)pyridine-2-carbonyl chloride
3-(Bromomethyl)-4-hydroxy-2-nitro-6-(trifluoromethoxy)pyridine
Methyl 3-(bromomethyl)-2-fluoro-4-(trifluoromethoxy)pyridine-5-acetate
2-Hydroxy-4-nitro-3-(trifluoromethoxy)pyridine-5-acetonitrile