Showing structure for (1r,2r,4as,5r,6s,7r,8ar)-5,6-dihydroxy-1,8a-dimethyl-7-(prop-1-en-2-yl)-octahydro-1h-naphthalen-2-yl (2z,5r)-5-{[(2z)-2-methylbut-2-enoyl]oxy}hex-2-enoate