InChI=1/C15H12Cl2N4O/c1-8-3-4-12(18-6-8)20-15(22)13-9(2)19-14-11(17)5-10(16)7-21(13)14/h3-7H,1-2H3,(H,18,20,22)/f/h20H 5CC6D176E372CB7A