InChI=1/C20H16Cl2N4/c1-12-16(10-23)19(15-8-7-14(21)9-17(15)22)26-11-18(25-20(26)24-12)13-5-3-2-4-6-13/h2-9,11H,10,23H2,1H3/p+1/fC20H17Cl2N4/h23H/q+1 FCFD1896C33E822A