Showing structure for (8r,10r)-6,8,11-trihydroxy-10-{[(2r,3s,4s,5s,6r)-3-hydroxy-4,5-dimethoxy-6-methyloxan-2-yl]oxy}-1-methoxy-2,8-dimethyl-9,10-dihydro-7h-tetracene-5,12-dione