6-Chloro-2-cyano-3-(difluoromethyl)-4-(trifluoromethoxy)pyridine
3-Bromo-5-nitro-2-(trifluoromethoxy)pyridine-6-carboxaldehyde
2-Chloro-5-cyano-6-(difluoromethyl)-3-(trifluoromethoxy)pyridine
5-Chloro-2-methoxy-4-(trifluoromethoxy)pyridine-3-carboxaldehyde