InChI=1/C20H18Cl2N4/c1-14(20-9-10-24-25(20)2)26(13-16-5-3-4-6-18(16)21)17-8-7-15(12-23)19(22)11-17/h3-11,14H,13H2,1-2H3/t14-/m1/s1 02A4F1CF7B43D83B