InChI=1S/C15H22O9/c1-5-6-2-3-15(11(5)19,12(6)20)4-23-14-9(18)7(16)8(17)10(24-14)13(21)22/h5-10,12,14,16-18,20H,2-4H2,1H3,(H,21,22)