InChI=1S/C16H26O8/c1-6(2)16-4-7(16)15(3,22)5-8(16)23-14-11(19)9(17)10(18)12(24-14)13(20)21/h6-12,14,17-19,22H,4-5H2,1-3H3,(H,20,21)