InChI=1S/C36H32O18/c37-13-3-1-2-11(4-13)29-20(43)9-15-16(39)10-22-24(30(15)50-29)25-23-17(40)7-14(38)8-21(23)53-36(54-22,33(25)47)12-5-18(41)31(19(42)6-12)51-35-28(46)26(44)27(45)32(52-35)34(48)49/h1-8,10,20,25-29,32-33,35,37-47H,9H2,(H,48,49)