InChI=1/C22H21N3O2/c23-14-15-5-11-19(12-6-15)25-21(17-3-1-2-4-17)13-20(24-25)16-7-9-18(10-8-16)22(26)27/h5-12,17,21H,1-4,13H2,(H,26,27)/p-1/t21-/m1/s1/fC22H20N3O2/q-1 A919F1BCDD43E8E1