82345-32-2 Card-20(22)-enolide, 12,14-dihydroxy-11-oxo-2,3-(((2S,3S,4R,6R)-tetrahydro-3-hydroxy-4-methoxy-6-methyl-2H-pyran-3,2-diyl)bis(oxy))-, (2alpha,3beta,5beta,12alpha)-