IUPAC:(1S,3'R,3''S,3aS,4''R,5'S,5aR,6S,7S,9aS,11aS)-3'',7-dihydroxy-6-(hydroxymethyl)-3',3a,4'',6,9a,11a-hexamethyl-2,3,3a,4,5,5a,6,7,8,9,9a,10,11,11a-tetradecahydrodispiro[cyclopenta[a]phenanthrene-1,2':5',2''-bis(oxolane)]-5''-one
IUPAC:(1S,3'R,3''S,3aS,4''R,5'S,5aR,6S,7S,9aS,11aS)-3'',7-dihydroxy-6-(hydroxymethyl)-3',3a,4'',6,9a,11a-hexamethyl-2,3,3a,4,5,5a,6,7,8,9,9a,10,11,11a-tetradecahydrodispiro[cyclopenta[a]phenanthrene-1,2':5',2''-bis(oxolane)]-5''-one