5-Hydroxy-3-iodo-4-(trifluoromethoxy)pyridine-2-carboxaldehyde
3-Hydroxy-4-methyl-2-(trifluoromethoxy)pyridine-6-carbonyl chloride
2-(Bromomethyl)-5-fluoro-3-(trifluoromethoxy)pyridine-6-methanol
3-Hydroxy-2-methyl-6-(trifluoromethoxy)pyridine-4-carbonyl chloride