Methyl 2-(bromomethyl)-4-cyano-6-(trifluoromethoxy)pyridine-3-carboxylate
 
3-Cyano-5-methoxy-2-(trifluoromethoxy)pyridine-6-sulfonamide
 
3-(Aminomethyl)-2-fluoro-5-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
 
3-Cyano-4-methoxy-6-(trifluoromethoxy)pyridine-2-sulfonamide