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