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