InChI=1/C20H19Cl2N5/c1-3-19(20-25-24-13-26(20)2)27(12-15-6-4-5-7-17(15)21)16-9-8-14(11-23)18(22)10-16/h4-10,13,19H,3,12H2,1-2H3/t19-/m1/s1 DAF25D9945B17AFA