InChI=1/C20H14Cl2N4O/c21-16-6-5-14(9-17(16)22)25-20(27)15-4-2-1-3-13(15)10-26-8-7-18-19(11-26)24-12-23-18/h1-9,11-12H,10H2,(H,25,27)/p+1/fC20H15Cl2N4O/h23,25H/q+1 5D7DDD4F69517FCF