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