Showing structure for 4-[4,8-dihydroxy-2-(2-hydroxypropan-2-yl)-7-methoxy-6-(3-methylbut-2-en-1-yl)-5-oxo-2h,3h-furo[3,2-b]xanthen-3-yl]-1,3,6-trihydroxy-7-methoxy-2,8-bis(3-methylbut-2-en-1-yl)xanthen-9-one