5-Cyano-4-methoxy-2-(trifluoromethoxy)pyridine-3-sulfonamide
2-Cyano-3-(difluoromethyl)-4-methyl-6-(trifluoromethoxy)pyridine
4-(Chloromethyl)-6-cyano-2-(trifluoromethoxy)pyridine-3-methanol
3-Cyano-2-methoxy-6-(trifluoromethoxy)pyridine-5-sulfonamide