3-(Dimethylamino)propiophenone 4-(p-methoxyphenyl)semicarbazone hydrochloride 4-(4-Metossifenil)semicarbazone del 3-dimetilaminopropiofenone cloridrato [Italian] 97669-69-7 Hydrazinecarboxamide, 2-(3-(dimethylamino)-1-phenylpropylidene)-N-(4-methoxyphenyl)-, HCl Propiophenone, 3-(dimethylamino)-, 4-(p-methoxyphenyl)semicarbazone, hydrochloride