2-Chloro-5-cyano-4-(trifluoromethoxy)pyridine-3-sulfonamide
2-Chloro-5-methoxy-3-(trifluoromethoxy)pyridine-4-sulfonamide
5-Chloro-4-fluoro-3-(trifluoromethoxy)pyridine-2-acetonitrile
3-Bromo-5-(difluoromethyl)-2-(trifluoromethoxy)pyridine-4-methanol