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
5-Bromo-4-(difluoromethyl)-3-(trifluoromethoxy)pyridine-2-methanol