InChI=1/C28H30N4O2/c1-19-4-6-21(7-5-19)16-30-28(33)24-10-8-22(9-11-24)17-32-18-26(31-27(32)20(2)29)23-12-14-25(34-3)15-13-23/h4-15,18,20H,16-17,29H2,1-3H3,(H,30,33)/p+1/t20-/m0/s1/fC28H31N4O2/h29-30H/q+1 94FF4419999DE977