Showing structure for (1r,2r,4as,5r,7r,8ar)-5-hydroxy-1,8a-dimethyl-6-oxo-7-(prop-1-en-2-yl)-octahydronaphthalen-2-yl (2e,4r)-4-{[(2z)-2-methylbut-2-enoyl]oxy}hex-2-enoate