InChI=1S/C16H24O10/c1-5-3-4-7(8(5)13(20)21)6(2)15(24)26-16-11(19)9(17)10(18)12(25-16)14(22)23/h5-12,16-19H,3-4H2,1-2H3,(H,20,21)(H,22,23)