InChI=1/C23H20N2O3/c1-14-17(8-10-22(26)27)13-24-20(14)12-19-18-9-7-16(11-21(18)25-23(19)28)15-5-3-2-4-6-15/h2-7,9,11-13,24H,8,10H2,1H3,(H,25,28)(H,26,27)/p-1/b19-12-/fC23H19N2O3/h25H/q-1 69ABEA0A59EF3D3D