InChI=1S/C44H26Cl4N6O4/c45-31-15-7-19-35(37(31)47)51-53-39-25-11-3-1-9-23(25)21-29(41(39)55)43(57)49-33-17-5-14-28-27(33)13-6-18-34(28)50-44(58)30-22-24-10-2-4-12-26(24)40(42(30)56)54-52-36-20-8-16-32(46)38(36)48/h1-22,51-52H,(H,49,57)(H,50,58)/b53-39-,54-40+