InChI=1S/C26H40O13/c1-2-3-5-8-14(37-34)11-12-15-17-13-18(39-38-17)20(15)16(9-6-4-7-10-19(27)28)35-26-23(31)21(29)22(30)24(36-26)25(32)33/h6,9,11-12,14-18,20-24,26,29-31,34H,2-5,7-8,10,13H2,1H3,(H,27,28)(H,32,33)/b9-6-,12-11+