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