4-Bromo-3-(difluoromethyl)-2-methylpyridine-6-carboxylic acid
2-Bromo-5-(difluoromethyl)-4-(trifluoromethyl)pyridine-3-acetonitrile
2-Bromo-5-(difluoromethyl)-3-(trifluoromethyl)pyridine-4-acetonitrile
4-Bromo-6-(difluoromethyl)-2-methylpyridine-3-carboxylic acid