3-Cyano-5-(difluoromethyl)-2-(trifluoromethoxy)pyridine-6-carboxaldehyde
2-(Aminomethyl)-4-fluoro-5-hydroxy-3-(trifluoromethoxy)pyridine
3-Cyano-4-(difluoromethyl)-6-(trifluoromethoxy)pyridine-2-carboxaldehyde
3-Cyano-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine-6-carboxaldehyde