InChI=1/C13H11Cl2N3O3/c1-2-3-16-11(19)7-17-12(20)13(21)18-10-5-8(14)4-9(15)6-10/h1,4-6H,3,7H2,(H,16,19)(H,17,20)(H,18,21)/f/h16-18H D96D99D039323E62