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