1-Mpibsc 1-N-3-Methylphthalimidobutan-3-semicarbazone 120592-98-5 2-(3-(1,2-Dihydro-4-methyl-1,3-dioxo-2H-isoindol-2-yl)-1-methylpropylidene)hydrazinecarboxamide Hydrazinecarboxamide, 2-(3-(1,2-dihydro-4-methyl-1,3-dioxo-2H-isoindol-2-yl)-1-methylpropylidene)-