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