InChI=1/C23H14Cl2N4/c24-18-4-6-21(20(25)12-18)29-23-17(13-26)14-28-22-11-16(3-5-19(22)23)2-1-15-7-9-27-10-8-15/h1-12,14H,(H,28,29)/b2-1+/f/h29H 1254AB2D22515CEC