IUPAC:10-(acetyloxy)-7-{[5-({5-[(3,5-dihydroxy-4-methoxy-6-methyloxan-2-yl)oxy]-4-methoxy-6-methyloxan-2-yl}oxy)-4-methoxy-6-methyloxan-2-yl]oxy}-3a-hydroxy-1-(1-hydroxyethyl)-9a,11a-dimethyl-1H,2H,3H,3aH,3bH,4H,6H,7H,8H,9H,9aH,9bH,10H,11H,11aH-cyclopenta[a]phenanthren-11-yl 3-methylbutanoate
IUPAC:10-(acetyloxy)-7-{[5-({5-[(3,5-dihydroxy-4-methoxy-6-methyloxan-2-yl)oxy]-4-methoxy-6-methyloxan-2-yl}oxy)-4-methoxy-6-methyloxan-2-yl]oxy}-3a-hydroxy-1-(1-hydroxyethyl)-9a,11a-dimethyl-1H,2H,3H,3aH,3bH,4H,6H,7H,8H,9H,9aH,9bH,10H,11H,11aH-cyclopenta[a]phenanthren-11-yl 3-methylbutanoate