IUPAC:(1R,3aR,5aS,7R,9aR,11aR)-6,6,9a,11a-tetramethyl-1H,2H,3aH,4H,5H,5aH,6H,7H,8H,9H,9aH,10H,11H,11aH-phenanthro[1,2-b]furan-1,7-diol
IUPAC:(1R,3aR,5aS,7R,9aR,11aR)-6,6,9a,11a-tetramethyl-1H,2H,3aH,4H,5H,5aH,6H,7H,8H,9H,9aH,10H,11H,11aH-phenanthro[1,2-b]furan-1,7-diol