IUPAC Name
(2aS,2'R,4S,5'R,6aR,6bS,8aS,8bR,9S,11aS,12aS,12bR)-5',6a,8a,9-tetramethyl-4-(((2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-((((2S,3R,4S,5S)-3,4,5-trihydroxytetrahydro-2H-pyran-2-yl)oxy)methyl)tetrahydro-2H-pyran-2-yl)oxy)icosahydrospiro[naphtho[2',1':4,5]indeno[2,1-b]furan-10,2'-pyran]-2(11aH)-one