3-Bromo-2-fluoro-4-(trifluoromethoxy)pyridine-5-sulfonamide
6-Bromo-2-fluoro-4-(trifluoromethoxy)pyridine-3-sulfonamide
Ethyl 2-bromo-5-methyl-6-(trifluoromethoxy)pyridine-3-carboxylate
Ethyl 2-bromo-6-hydroxy-3-(trifluoromethoxy)pyridine-4-carboxylate