3-(Chloromethyl)-6-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-4-sulfonamide
2-(Difluoromethyl)pyridine-3-sulfonamide
5-(Chloromethyl)-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-6-sulfonamide
3-(Chloromethyl)-6-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-5-sulfonamide