Showing structure for ({[5-({5-amino-3-hydroxy-6-methyl-4-[(3,4,5-trihydroxyoxan-2-yl)oxy]oxan-2-yl}oxy)-1,6,9,14-tetrahydroxy-11-methoxy-3-methyl-8,13-dioxo-5h,6h-naphtho[1,2-b]anthracen-2-yl](hydroxy)methylidene}amino)acetic acid