2-Bromo-3-(bromomethyl)-4-(difluoromethyl)pyridine-5-acetic acid
Methyl 3-chloro-4-(difluoromethyl)-2-fluoropyridine-6-acetate
Methyl 3-chloro-2-(difluoromethyl)-6-fluoropyridine-5-acetate
Ethyl 3-bromo-6-(bromomethyl)-2-(difluoromethyl)pyridine-5-carboxylate