InChI=1S/C26H42O9/c1-6-26(5,35-25-23(31)22(30)21(29)20(15-27)34-25)12-8-11-16(2)9-7-10-17(3)13-19(28)14-18(4)24(32)33/h6,10-11,14,19-23,25,27-31H,1,7-9,12-13,15H2,2-5H3,(H,32,33)/b16-11+,17-10+,18-14+