4-Fluoro-5-nitro-2-(trifluoromethoxy)pyridine-3-sulfonamide
4-Fluoro-3-nitro-5-(trifluoromethoxy)pyridine-2-sulfonamide
5-(Aminomethyl)-4-(difluoromethyl)-3-fluoro-2-(trifluoromethoxy)pyridine
4-(Difluoromethyl)-2-fluoro-5-(trifluoromethoxy)pyridine-3-carboxaldehyde