Methyl 4-(chloromethyl)-6-(difluoromethyl)-3-iodopyridine-2-acetate
Methyl 3-(aminomethyl)-2-(difluoromethyl)-4-iodopyridine-5-acetate
Ethyl 4-(difluoromethyl)-3-methoxy-5-methylpyridine-2-acetate
Methyl 6-(aminomethyl)-2-(difluoromethyl)-4-iodopyridine-3-acetate