InChI=1S/C39H40O15/c1-15-8-20(19-6-5-18(13-24(19)41)51-38-33(46)31(44)32(45)35(53-38)37(49)50)29(36(47)48)22(9-15)30-25(42)10-17(11-26(30)43)27-12-16-4-7-23(40)21(34(16)52-27)14-28-39(2,3)54-28/h4-7,9-13,20,22,28-29,31-33,35,38,40-46H,8,14H2,1-3H3,(H,47,48)(H,49,50)