InChI=1/C21H24N4O3/c1-24(14-19(26)22-16-7-3-2-4-8-16)15-20(27)23-17-9-5-10-18(13-17)25-12-6-11-21(25)28/h2-5,7-10,13H,6,11-12,14-15H2,1H3,(H,22,26)(H,23,27)/p+1/fC21H25N4O3/h22-24H/q+1 B4D43A7E2D8A7AC1