InChI=1/C20H18Cl2N4O/c21-15-7-3-13(4-8-15)17-12-18(14-5-9-16(22)10-6-14)26-20(23-17)24-19(25-26)2-1-11-27/h3-10,18,27H,1-2,11-12H2/t18-/m1/s1 45FFCFE2BB6B8E08