InChI=1S/C25H26O18/c26-3-8-13(29)17(33)19(35)22(41-8)9-4(27)1-5-10(14(9)30)15(31)11-6(40-5)2-7(12(28)16(11)32)42-25-21(37)18(34)20(36)23(43-25)24(38)39/h1-2,8,13,17-23,25-30,32-37H,3H2,(H,38,39)