InChI=1S/C34H40O21/c1-50-10-4-2-9(3-5-10)29-17(31-26(45)23(42)19(38)14(8-36)53-31)21(40)15-11(51-29)6-12(54-34-28(47)24(43)27(46)32(55-34)33(48)49)16(20(15)39)30-25(44)22(41)18(37)13(7-35)52-30/h2-6,13-14,18-19,22-28,30-32,34-39,41-47H,7-8H2,1H3,(H,48,49)