6-Chloro-2-cyano-4-(trifluoromethoxy)pyridine-3-carboxaldehyde
Methyl 3-fluoro-2-methyl-4-(trifluoromethoxy)pyridine-5-carboxylate
3-Bromo-2-(fluoromethyl)-4-(trifluoromethoxy)pyridine-6-acetonitrile
2-Cyano-5-(difluoromethyl)-6-nitropyridine-3-acetic acid