InChI=1S/C40H58O15/c1-19-9-14-40(35(50)51)16-15-38(5)20(21(40)17-19)7-8-23-37(4)12-11-24(36(2,3)22(37)10-13-39(23,38)6)53-34-27(44)29(26(43)30(55-34)32(48)49)54-33(28(45)31(46)47)52-18-25(41)42/h7,21-24,26-30,33-34,43-45H,1,8-18H2,2-6H3,(H,41,42)(H,46,47)(H,48,49)(H,50,51)