2-Cyano-5-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-4-methanol
4-Cyano-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine-5-methanol
4-Fluoro-2-methoxy-5-(trifluoromethoxy)pyridine-3-sulfonamide
5-Fluoro-3-methoxy-2-(trifluoromethoxy)pyridine-4-sulfonamide