InChI=1/C16H12Cl2N4O/c17-11-7-4-8-12(14(11)18)19-16-20-15(23)13(21-22-16)9-10-5-2-1-3-6-10/h1-8,13H,9H2,(H,19,20,23)/p+1/t13-/m1/s1/fC16H13Cl2N4O/h19,22H/q+1 E6E5FC5E581FA82F