5-Chloro-2-cyano-3-(trifluoromethoxy)pyridine-4-sulfonamide
6-(Aminomethyl)-2-cyano-4-iodo-3-(trifluoromethoxy)pyridine
Ethyl 2-chloro-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine-4-carboxylate
4-Chloro-3-cyano-2-(trifluoromethoxy)pyridine-5-sulfonamide