InChI=1S/C32H32O21/c33-10-2-1-8(3-11(10)34)19(39)17-12(35)6-13(36)18(27(17)52-32-26(46)23(43)25(45)29(53-32)30(47)48)28-24(44)22(42)21(41)16(51-28)7-50-31(49)9-4-14(37)20(40)15(38)5-9/h1-6,16,21-26,28-29,32-38,40-46H,7H2,(H,47,48)