InChI=1S/C26H32O9/c1-13(7-6-8-14(2)11-20(27)28)9-10-18-15(3)12-19(17(5)16(18)4)34-26-23(31)21(29)22(30)24(35-26)25(32)33/h6-12,21-24,26,29-31H,1-5H3,(H,27,28)(H,32,33)/b8-6+,10-9+,13-7+,14-11-