InChI=1S/C36H32O16/c37-15-9-19(40)24-22(10-15)51-36(14-6-7-17(38)21(8-14)48-35-29(44)27(42)28(43)32(50-35)34(46)47)33(45)26(24)25-23(52-36)12-18(39)16-11-20(41)30(49-31(16)25)13-4-2-1-3-5-13/h1-10,12,20,26-30,32-33,35,37-45H,11H2,(H,46,47)