InChI=1S/C36H28O16/c37-10-11-6-15-21(13-2-1-3-17(38)23(13)28(43)24(15)19(40)7-11)22-14-4-5-18(39)27(42)26(14)29(44)25-16(22)8-12(9-20(25)41)35(50)52-36-32(47)30(45)31(46)33(51-36)34(48)49/h1-9,21-22,30-33,36-42,45-47H,10H2,(H,48,49)