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