(S)-3-{(2R,8R,13R)-8-Hydroxy-2,13-bis-methoxymethoxy-13-[(2R,5R,2'R,5'R)-5'-((R)-1-methoxymethoxy-undecyl)-octahydro-[2,2']bifuranyl-5-yl]-tridecyl}-5-methyl-5H-furan-2-one