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