Showing structure for 1,6-dihydroxy-2-(hydroxymethyl)-3-{[(2s,3r,4s,5s,6r)-3,4,5-trihydroxy-6-({[(2s,3r,4s,5r)-3,4,5-trihydroxyoxan-2-yl]oxy}methyl)oxan-2-yl]oxy}anthracene-9,10-dione