InChI=1S/C38H60O20/c1-6-38(5,12-8-11-17(2)9-7-10-18(3)13-20(40)14-19(4)33(49)50)58-37-32(27(45)23(41)21(15-39)54-37)57-36-30(48)25(43)24(42)22(55-36)16-53-35-29(47)26(44)28(46)31(56-35)34(51)52/h6,10-11,14,20-32,35-37,39-48H,1,7-9,12-13,15-16H2,2-5H3,(H,49,50)(H,51,52)/b17-11+,18-10+,19-14+