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