IUPAC:(6R)-6-[(1S)-1-[(1R,3aS,3bS,7R,9S,9aR,9bS,11aS)-9-hydroxy-9a,11a-dimethyl-7-{[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-({[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}methyl)oxan-2-yl]oxy}-1H,2H,3H,3aH,3bH,4H,6H,7H,8H,9H,9aH,9bH,10H,11H,11aH-cyclopenta[a]phenanthren-1-yl]ethyl]-3,4-dimethyl-5,6-dihydro-2H-pyran-2-one
IUPAC:(6R)-6-[(1S)-1-[(1R,3aS,3bS,7R,9S,9aR,9bS,11aS)-9-hydroxy-9a,11a-dimethyl-7-{[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-({[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}methyl)oxan-2-yl]oxy}-1H,2H,3H,3aH,3bH,4H,6H,7H,8H,9H,9aH,9bH,10H,11H,11aH-cyclopenta[a]phenanthren-1-yl]ethyl]-3,4-dimethyl-5,6-dihydro-2H-pyran-2-one