InChI=1S/C40H46O14/c1-50-32-15-22(5-7-30(32)43)36(45)28(17-41)26-11-20(13-34(52-3)38(26)47)9-24-19-54-40(49)25(24)10-21-12-27(39(48)35(14-21)53-4)29(18-42)37(46)23-6-8-31(44)33(16-23)51-2/h5-8,11-16,24-25,28-29,36-37,41-48H,9-10,17-19H2,1-4H3