InChI=1S/C19H18Cl2N4O2/c1-26-12-5-10(6-13(8-12)27-2)19-24-17(15(9-22)18(23)25-19)14-4-3-11(20)7-16(14)21/h3-8H,9,22H2,1-2H3,(H2,23,24,25)