3-(Diethylamino)propiophenone 4-(p-methoxyphenyl)semicarbazone hydrochloride 4-(4-Metossifenil)semicarbazone del 3-dietilaminopropiofenone cloridrato [Italian] 97669-57-3 Hydrazinecarboxamide, 2-(3-(diethylamino)-1-phenylpropylidene)-N-(4-methoxyphenyl)-, HCl Propiophenone, 3-(diethylamino)-, 4-(p-methoxyphenyl)semicarbazone, hydrochloride