5-Chloro-4-(difluoromethyl)-3-methoxy-2-(trifluoromethoxy)pyridine
5-Chloro-2-iodo-4-(trifluoromethoxy)pyridine-3-sulfonamide
3-Chloro-4-(difluoromethyl)-2-methoxy-5-(trifluoromethoxy)pyridine
3-Cyano-2-nitro-5-(trifluoromethoxy)pyridine-4-sulfonamide