6-Bromo-4-hydroxy-3-(trifluoromethoxy)pyridine-2-acetonitrile
Methyl 5-bromo-4-cyano-2-(trifluoromethoxy)pyridine-3-carboxylate
3-Bromo-6-hydroxy-2-(trifluoromethoxy)pyridine-4-methanol
Methyl 3-bromo-4-cyano-5-(trifluoromethoxy)pyridine-2-carboxylate