InChI=1S/C16H24O11/c1-15(2)6(11(20)21)3-4-16(15,14(24)25)5-26-13-9(19)7(17)8(18)10(27-13)12(22)23/h6-10,13,17-19H,3-5H2,1-2H3,(H,20,21)(H,22,23)(H,24,25)