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