InChI=1S/C36H32O17/c37-14-5-1-12(2-6-14)29-18(40)9-16-17(39)10-21-23(30(16)49-29)24-22-20(52-36(53-21,33(24)46)13-3-7-15(38)8-4-13)11-19(41)31(25(22)42)50-35-28(45)26(43)27(44)32(51-35)34(47)48/h1-8,10-11,18,24,26-29,32-33,35,37-46H,9H2,(H,47,48)