3-Bromo-5-cyano-2-(trifluoromethoxy)pyridine-6-sulfonamide
6-Bromo-4-(chloromethyl)-2-fluoro-3-(trifluoromethoxy)pyridine
3-(Aminomethyl)-2-bromo-5-(difluoromethyl)-6-(trifluoromethoxy)pyridine
3-Bromo-4-cyano-6-(trifluoromethoxy)pyridine-2-sulfonamide