Showing structure for 3-[(3,4-dihydroxy-6-methyl-5-{[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}oxan-2-yl)oxy]-5-hydroxy-8-(3-methylbut-2-en-1-yl)-2-phenyl-7-{[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}chromen-4-one