Showing structure for [(3r,4r,5r,6s)-6-{[(3s,6r)-6-[(1r,3s,5s,5ar,7s,9as,11ar)-3,3b,5,7-tetrahydroxy-9a,11a-dimethyl-tetradecahydrocyclopenta[a]phenanthren-1-yl]-2-methylheptan-3-yl]oxy}-4,5-dihydroxyoxan-3-yl]oxidanesulfonic acid