Showing structure for (1s,2r)-2-{[(2r,3s)-3-[(z)-(2s,3s)-2,3-dimethyloxirane-2-carbonyloxy]-2-hydroxy-2-methylbutanoyl]oxy}-1-(7-methoxy-2h-1,3-benzodioxol-5-yl)propyl (2z)-2-methylbut-2-enoate