Showing structure for methyl 3-[(3s,3ar,5ar,8ar,11br,11cs)-1-formyl-5a-(hydroxymethyl)-3-methyl-6-oxo-2h,3h,3ah,4h,5h,7h,8h,8ah,9h,10h,11ch-azuleno[5,4-g]indol-11b-yl]propanoate