Showing structure for 9-methyl-6-methylidene-2-oxo-4-(piperidin-3-yloxy)-8-{[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-3h,3ah,4h,5h,6ah,7h,9ah,9bh-azuleno[4,5-b]furan-3-carboxylic acid