InChI=1S/C32H36O21/c33-7-15-18(38)21(41)28(53-30-23(43)17(37)13(36)8-47-30)32(50-15)51-26-19(39)16-12(35)5-10(34)6-14(16)49-25(26)9-1-3-11(4-2-9)48-31-24(44)20(40)22(42)27(52-31)29(45)46/h1-6,13,15,17-18,20-24,27-28,30-38,40-44H,7-8H2,(H,45,46)