InChI=1S/C26H36O9/c1-12-20(33-13(2)27)9-17-19(31)8-16-11-26(7,21(10-18(16)30)34-14(3)28)24(32)23(35-15(4)29)22(12)25(17,5)6/h8,17-21,23,30-31H,9-11H2,1-7H3/b16-8+/t17-,18+,19-,20+,21+,23-,26+/m1/s1