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