3-(Aminomethyl)-2-(difluoromethyl)-4-(trifluoromethoxy)pyridine-6-sulfonamide
2-Amino-5-(difluoromethyl)-4-methoxypyridine
2-(Aminomethyl)-6-(difluoromethyl)-5-(trifluoromethoxy)pyridine-3-sulfonamide
3-(Bromomethyl)-6-(difluoromethyl)-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine