Synonyms: 13292-51-8;trienoimino)naphtho[2,1-b]furan-8-yl]methylene]-, (2E)-;Hydrazinecarboximidamide, 2-(((2S,16S,17S,18R,19R,20R,21S,22R,23S)-21-(acetyloxy)-1,2-dihydro-5,6,9,17,19-pentahydroxy-23-methoxy-2,4,12,16,18,20,22-heptamethyl-1,11-dioxo-2,7-(epoxy(1,11,13)pentadecatrienoimino)naphtho(2,1-b)furan-8-yl)methylene)-, (2E)-;Hydrazinecarboximidamide, 2-[[(2S,16S,17S,18R,19R,20R,21S,22R,23S)-21-(acetyloxy)-1,2-dihydro-5,6,9,17,19-pentahydroxy-23-methoxy-2,4,12,16,18,20,22-heptamethyl-1,11-dioxo-2,7-(epoxy[1,11,13]pentadeca