InChI=1S/C26H32O9/c1-33-18(13-12-16-8-4-2-5-9-16)15-19(27)20(14-17-10-6-3-7-11-17)34-26-23(30)21(28)22(29)24(35-26)25(31)32/h2-11,18,20-24,26,28-30H,12-15H2,1H3,(H,31,32)