3-(Bromomethyl)-2-hydroxy-4-(trifluoromethoxy)pyridine-5-carboxaldehyde
6-(Bromomethyl)-2-hydroxy-4-(trifluoromethoxy)pyridine-3-carboxaldehyde
Methyl 3-hydroxy-4-nitro-5-(trifluoromethoxy)pyridine-2-carboxylate
4-Hydroxy-2-iodo-3-(trifluoromethoxy)pyridine-6-carbonyl chloride