IUPAC:4-[(3bR,7R,9bS)-3a,5a,7-trihydroxy-11a-methyl-9a-[(E)-(2-phenylhydrazin-1-ylidene)methyl]-hexadecahydro-1H-cyclopenta[a]phenanthren-1-yl]-2,5-dihydrofuran-2-one
IUPAC:4-[(3bR,7R,9bS)-3a,5a,7-trihydroxy-11a-methyl-9a-[(E)-(2-phenylhydrazin-1-ylidene)methyl]-hexadecahydro-1H-cyclopenta[a]phenanthren-1-yl]-2,5-dihydrofuran-2-one