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