Ethyl 3-bromo-4-(chloromethyl)-5-(difluoromethyl)pyridine-2-carboxylate
3-Bromo-6-(difluoromethyl)-4-methylpyridine-2-acetonitrile
Ethyl 3-bromo-4-(chloromethyl)-2-(difluoromethyl)pyridine-5-carboxylate
4-Bromo-5-(difluoromethyl)-2-methylpyridine-3-acetonitrile