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