InChI: | InChI=1/C42H54N2O13/c1-19(2)18-55-43-17-27-32-37(50)30-29(36(27)49)31-39(25(8)35(30)48)57-42(10,40(31)51)54-16-15-28(53-11)22(5)38(56-26(9)45)24(7)34(47)23(6)33(46)20(3)13-12-14-21(4)41(52)44-32/h12-17,20,22-24,28,33-34,38,43,46-48,50H,1,18H2,2-11H3,(H,44,52)/b13-12+,16-15+,21-14+,27-17+ |