InChI=1S/C26H36O9/c1-15(7-5-8-16(2)13-19(27)28)10-11-18-17(9-6-12-26(18,3)4)14-34-25-22(31)20(29)21(30)23(35-25)24(32)33/h5,7-8,10-11,13,20-23,25,29-31H,6,9,12,14H2,1-4H3,(H,27,28)(H,32,33)/b8-5+,11-10+,15-7-,16-13+