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