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