4-Bromo-3-cyano-6-(trifluoromethoxy)pyridine-2-sulfonamide
3-(Aminomethyl)-5-bromo-2-(difluoromethyl)-4-(trifluoromethoxy)pyridine
2-Bromo-4-iodo-5-(trifluoromethoxy)pyridine-3-sulfonyl chloride
4-Bromo-2-cyano-6-(trifluoromethoxy)pyridine-3-sulfonamide