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