4-Iodo-5-methoxy-2-(trifluoromethoxy)pyridine-3-acetonitrile
2-Bromo-6-(difluoromethyl)-3-iodopyridine-5-carbonyl chloride
4-Chloro-2-(difluoromethyl)-6-(trifluoromethyl)pyridine-3-acetonitrile
3-Bromo-2-cyano-5-(difluoromethyl)-6-(trifluoromethoxy)pyridine