InChI=1S/C25H28O17/c26-5-11-15(31)17(33)19(35)22(40-11)13-9(29)4-8(28)12(16(13)32)14(30)6-1-2-7(27)10(3-6)41-25-21(37)18(34)20(36)23(42-25)24(38)39/h1-4,11,15,17-23,25-29,31-37H,5H2,(H,38,39)