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