4-(Fluoromethyl)-5-hydroxy-3-iodo-2-(trifluoromethoxy)pyridine
3-Hydroxy-4-methyl-2-(trifluoromethoxy)pyridine-5-carbonyl chloride
2-(Bromomethyl)-6-hydroxy-5-nitro-3-(trifluoromethoxy)pyridine
3-Hydroxy-2-iodo-5-(trifluoromethoxy)pyridine-6-carbonyl chloride