6-(Aminomethyl)-3-(difluoromethyl)-2-(trifluoromethyl)pyridine-4-sulfonamide
6-(Aminomethyl)-3-(difluoromethyl)-4-(trifluoromethyl)pyridine-2-sulfonamide
2-(Aminomethyl)-5-(difluoromethyl)-4-(trifluoromethyl)pyridine-3-sulfonamide
2-(Aminomethyl)-5-(difluoromethyl)-3-(trifluoromethyl)pyridine-6-sulfonamide