InChI=1S/C30H28N4O3.Fe/c1-7-20-18(6)29-34-27(20)14-24-17(5)22(9-10-28(35)36)26(32-24)12-19-11-15(3)23(31-19)13-25-16(4)21(8-2)30(33-25)37-29;/h7-8,11-14H,1-2,9-10H2,3-6H3,(H2-2,31,32,33,34,35,36);/q-2;+4/p-1