InChI=1/C22H18N4/c1-15-9-11-17(12-10-15)20-13-21(26-22(25-20)23-14-24-26)19-8-4-6-16-5-2-3-7-18(16)19/h2-12,14,21H,13H2,1H3/t21-/m0/s1 D69C4C74285F6E41