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