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