Methyl 2-bromo-6-(chloromethyl)-3-(difluoromethyl)pyridine-4-acetate
Methyl 6-bromo-3-(chloromethyl)-2-(difluoromethyl)pyridine-4-acetate
2-Bromo-5-(difluoromethyl)-3-methylpyridine-6-acetonitrile
Methyl 2-bromo-5-(chloromethyl)-4-(difluoromethyl)pyridine-3-acetate