Showing structure for (1s)-1-[(1r,4as,9r,11as)-1,9-bis(acetyloxy)-7-methyl-11-methylidene-1h,4ah,5h,6h,9h,10h,11ah-cyclonona[c]pyran-4-yl]-2-[(2r)-3,3-dimethyloxiran-2-yl]ethyl acetate