InChI=1/C21H22N4O/c1-2-7-15-13-23-20(24-15)19-12-14-8-3-6-11-18(14)25(19)21(26)16-9-4-5-10-17(16)22/h3-6,8-11,13,19H,2,7,12,22H2,1H3,(H,23,24)/p+1/t19-/m0/s1/fC21H23N4O/h23-24H/q+1 3E4570FF2E4805EE