InChI=1S/C32H32O20/c33-8-17-21(40)24(43)28(51-31(48)10-2-3-11(34)13(36)5-10)27(49-17)19-15(38)7-14(37)18(22(19)41)20(39)9-1-4-12(35)16(6-9)50-32-26(45)23(42)25(44)29(52-32)30(46)47/h1-7,17,21,23-29,32-38,40-45H,8H2,(H,46,47)