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