InChI=1S/C35H32O18/c36-11-3-17(38)15-7-20(41)31(50-22(15)5-11)10-1-13-14(32-21(42)8-16-18(39)4-12(37)6-23(16)51-32)9-24(27(44)25(13)26(43)19(40)2-10)52-35-30(47)28(45)29(46)33(53-35)34(48)49/h1-6,9,20-21,28-33,35-39,41-42,44-47H,7-8H2,(H,40,43)(H,48,49)