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