InChI=1S/C36H28O17/c37-14-8-6-12(7-9-14)29-31(50-35-28(45)26(43)27(44)32(51-35)34(47)48)25(42)19-15(38)10-18-21(30(19)49-29)22-20-17(11-16(39)23(40)24(20)41)52-36(53-18,33(22)46)13-4-2-1-3-5-13/h1-11,22,26-28,32-33,35,37-41,43-46H,(H,47,48)/t22?,26?,27?,28?,32?,33?,35?,36-/m1/s1