2-(Aminomethyl)-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-5-sulfonamide
4-(Chloromethyl)-5-(difluoromethyl)-2-(trifluoromethoxy)pyridine-3-sulfonyl chloride
6-(Aminomethyl)-4-(difluoromethyl)-3-(trifluoromethoxy)pyridine-2-acetonitrile
4-(Chloromethyl)-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine-2-sulfonyl chloride