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