Showing structure for (3s,3ar,4s,6s,7s,8s)-6-(acetyloxy)-4-(butanoyloxy)-3,3a-dihydroxy-3,6,9-trimethyl-8-{[(2z)-2-methylbut-2-enoyl]oxy}-2-oxo-4h,5h,6ah,7h,8h,9bh-azuleno[4,5-b]furan-7-yl (2z)-2-methylbut-2-enoate