InChI=1S/C40H38N4O17/c45-31(46)5-1-16-20(9-35(53)54)27-13-26-19(4-8-34(51)52)38(39(59)40(60)61)30(44-26)15-25-18(3-7-33(49)50)22(11-37(57)58)29(43-25)14-28-21(10-36(55)56)17(2-6-32(47)48)24(42-28)12-23(16)41-27/h12-15,39,43-44,59H,1-11H2,(H,45,46)(H,47,48)(H,49,50)(H,51,52)(H,53,54)(H,55,56)(H,57,58)(H,60,61)/b23-12-,24-12-,25-15-,26-13-,27-13-,28-14-,29-14-,30-15-