InChI=1/C14H10Cl2N4O/c1-20-12-7(6-18-14(17)19-12)5-8(13(20)21)11-9(15)3-2-4-10(11)16/h2-6H,1H3,(H2,17,18,19)/f/h17H2 5AE259919A1ADBF3