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