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