Showing structure for (2s,3r,4r,6r)-4-(dimethylamino)-2,4-dimethyl-6-{[(1r,2r,3r)-3,10,12-trihydroxy-2,7-dimethoxy-3-methyl-4,6,11-trioxo-1,2-dihydrotetracen-1-yl]oxy}oxan-3-yl acetate