6-Cyano-2-fluoro-3-methoxy-4-(trifluoromethoxy)pyridine
3-Chloro-6-(difluoromethyl)-4-(trifluoromethoxy)pyridine-2-carboxaldehyde
3-Cyano-6-fluoro-2-iodo-4-(trifluoromethoxy)pyridine
5-Chloro-3-(difluoromethyl)-4-(trifluoromethoxy)pyridine-2-carboxaldehyde