InChI=1/C20H22Cl2N4O4/c1-3-26(11-17(27)24-19-15(21)5-4-6-16(19)22)12-18(28)25-20(29)23-13-7-9-14(30-2)10-8-13/h4-10H,3,11-12H2,1-2H3,(H,24,27)(H2,23,25,28,29)/p+1/fC20H23Cl2N4O4/h23-26H/q+1 500797B4AE874227