Ethyl 2-cyano-6-methoxy-5-(trifluoromethoxy)pyridine-3-carboxylate
4-Cyano-2-methoxy-6-(trifluoromethoxy)pyridine-3-sulfonamide
Ethyl 5-(bromomethyl)-2-cyano-4-(trifluoromethoxy)pyridine-3-acetate
4-Cyano-2-methoxy-3-(trifluoromethoxy)pyridine-6-sulfonamide