Showing structure for (3r)-3,8-dihydroxy-9-[(2r,4r,5r,6r)-5-hydroxy-4-{[(2s,5s,6s)-5-hydroxy-6-methyloxan-2-yl]oxy}-6-methyloxan-2-yl]-3-methyl-2,4-dihydrotetraphene-1,7,12-trione