InChI=1S/C34H34O20/c35-13-3-1-11(2-4-13)19-9-16(37)22-15(36)7-14(8-20(22)51-19)50-33-27(44)24(41)23(40)21(52-33)10-49-32(48)12-5-17(38)29(18(39)6-12)53-34-28(45)25(42)26(43)30(54-34)31(46)47/h1-8,19,21,23-28,30,33-36,38-45H,9-10H2,(H,46,47)