InChI=1S/C38H38N4O12/c1-17-19(3-7-33(43)44)27-14-29-21(5-9-35(47)48)24(12-38(53)54)32(41-29)16-30-22(6-10-36(49)50)23(11-37(51)52)31(42-30)15-28-20(4-8-34(45)46)18(2)26(40-28)13-25(17)39-27/h13-16,40-41H,3-12H2,1-2H3,(H,43,44)(H,45,46)(H,47,48)(H,49,50)(H,51,52)(H,53,54)/b25-13-,26-13-,27-14-,28-15-,29-14-,30-16-,31-15-,32-16-