2-Bromo-6-(bromomethyl)-4-(difluoromethyl)pyridine-3-carboxylic acid
3-Chloro-4-(difluoromethyl)-2-fluoropyridine-6-acetonitrile
3-Chloro-2-(difluoromethyl)-5-fluoropyridine-6-acetonitrile
6-Bromo-3-(bromomethyl)-2-(difluoromethyl)pyridine-4-carboxylic acid