Methyl 2-(chloromethyl)-3-(difluoromethyl)-4-fluoropyridine-5-carboxylate
4-(Aminomethyl)-6-(difluoromethyl)-3-fluoropyridine-2-acetonitrile
3-(Aminomethyl)-2-(difluoromethyl)-5-fluoropyridine-6-acetonitrile
2-(Chloromethyl)-3-(difluoromethyl)-6-fluoropyridine-5-acetic acid