2-Amino-5-iodo-3-(trifluoromethoxy)pyridine-6-carboxaldehyde
3-Amino-2-(difluoromethyl)-6-methylpyridine-5-acetonitrile
4-Bromo-6-(bromomethyl)-2-cyano-3-(difluoromethyl)pyridine
3-Chloro-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-5-acetic acid