Showing structure for (3ar,4r,7r,11ar)-7-hydroxy-10-methyl-3,6-dimethylidene-2-oxo-3ah,4h,5h,7h,8h,9h,11ah-cyclodeca[b]furan-4-yl (2e)-4-hydroxy-2-(hydroxymethyl)but-2-enoate