InChI=1/C21H21N3O2/c1-3-26-20-7-5-4-6-15(20)8-11-21(25)24-16-9-10-19-17(13-16)18(22)12-14(2)23-19/h4-13H,3H2,1-2H3,(H2,22,23)(H,24,25)/p+1/b11-8-/fC21H22N3O2/h23-24H,22H2/q+1 26B8649D844EAA1C