Showing structure for (2s)-1-[(2r)-3,3-dimethyloxiran-2-yl]-3-[(1s,3s,4r,5r,6s)-4-hydroxy-6-methyl-5-{[(2z)-2-methylbut-2-enoyl]oxy}-7-oxabicyclo[4.1.0]heptan-3-yl]but-3-en-2-yl (2z)-2-methylbut-2-enoate