InChI=1S/C36H32O15/c37-17-12-21-23(30-16(17)11-18(38)29(47-30)14-7-3-1-4-8-14)24-22-20(50-36(51-21,33(24)44)15-9-5-2-6-10-15)13-19(39)31(25(22)40)48-35-28(43)26(41)27(42)32(49-35)34(45)46/h1-10,12-13,18,24,26-29,32-33,35,37-44H,11H2,(H,45,46)