InChI=1S/C25H26O17/c26-4-11-15(30)17(32)19(34)22(40-11)12-7(28)2-10-13(16(12)31)14(29)5-1-6(27)9(3-8(5)39-10)41-25-21(36)18(33)20(35)23(42-25)24(37)38/h1-3,11,15,17-23,25-28,30-36H,4H2,(H,37,38)