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