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