Showing structure for 10-hydroxy-7-methoxy-3-methyl-9-{[3,4,5-trihydroxy-6-({[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}methyl)oxan-2-yl]oxy}-3h,4h-naphtho[2,3-c]pyran-1-one