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