InChI=1/C21H21N5/c1-2-26(13-14-7-8-15-5-3-4-6-16(15)11-14)17-9-10-19-18(12-17)20(22)25-21(23)24-19/h3-12H,2,13H2,1H3,(H4,22,23,24,25)/p+1/fC21H22N5/h24H,22-23H2/q+1 CA0194DDDC3057FC