InChI=1/C16H14Cl2N6/c1-11-2-5-13(6-3-11)24-16(21-22-23-24)8-9-19-20-15-7-4-12(17)10-14(15)18/h2-7,9-10,20H,8H2,1H3/b19-9+ 8E1593594CA8F21E