3-Nitro-5-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-2-sulfonamide
5-(Bromomethyl)-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine-6-methanol
5-Nitro-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-3-sulfonamide
3-Nitro-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-6-sulfonamide