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