InChI=1S/C25H24O9/c26-17-14-8-4-7-12-9-10-13(11-5-2-1-3-6-11)16(15(12)14)18(27)22(17)33-25-21(30)19(28)20(29)23(34-25)24(31)32/h1-10,17-23,25-30H,(H,31,32)