InChI=1/C15H11Cl2N3O/c1-20-12-6-13(18)19-7-8(12)5-9(15(20)21)14-10(16)3-2-4-11(14)17/h2-7H,1H3,(H2,18,19)/f/h18H2 5EE7214A2C895550