IUPAC:4-[(1R,3aS,3bR,5aR,7S,9aS,9bS,11aR)-3a-hydroxy-9a,11a-dimethyl-7-{[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxy}-hexadecahydro-1H-cyclopenta[a]phenanthren-1-yl]-2,5-dihydrofuran-2-one
IUPAC:4-[(1R,3aS,3bR,5aR,7S,9aS,9bS,11aR)-3a-hydroxy-9a,11a-dimethyl-7-{[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxy}-hexadecahydro-1H-cyclopenta[a]phenanthren-1-yl]-2,5-dihydrofuran-2-one