InChI=1S/C25H30O9/c26-17(12-10-15-6-2-1-3-7-15)9-5-4-8-16-11-13-19(18(27)14-16)33-25-22(30)20(28)21(29)23(34-25)24(31)32/h1-3,6-7,11,13-14,20-23,25,27-30H,4-5,8-10,12H2,(H,31,32)