InChI=1S/C25H46O9/c26-18-16-14-12-10-8-6-4-2-1-3-5-7-9-11-13-15-17-19(27)33-25-22(30)20(28)21(29)23(34-25)24(31)32/h20-23,25-26,28-30H,1-18H2,(H,31,32)