InChI=1/C12H10Cl2N4O/c1-7-4-11(17-16-7)12(19)18-15-6-8-2-3-9(13)10(14)5-8/h2-6,11H,1H3,(H,18,19)/b15-6+/t11-/m0/s1/f/h18H F8800F0EE691854A