InChI=1/C16H14Cl2N4O/c1-22-8-7-20-15(22)14(10-4-5-11(17)12(18)9-10)21-16(23)13-3-2-6-19-13/h2-9,14,19H,1H3,(H,21,23)/t14-/m1/s1/f/h21H 64ABBBD3E53E41B3