InChI=1/C21H20N6O/c1-3-18-10-17(7-8-25-18)21(19(28)27(2)20(22)26-21)16-6-4-5-14(9-16)15-11-23-13-24-12-15/h4-13H,3H2,1-2H3,(H2,22,26)/p+1/t21-/m0/s1/fC21H21N6O/h26H,22H2/q+1 39460C3A8D37BDAB