InChI=1/C25H28N4O2/c1-2-4-20(5-3-1)17-29-14-11-19(12-15-29)10-13-26-25-9-7-22(27-28-25)21-6-8-23-24(16-21)31-18-30-23/h1-9,16,19H,10-15,17-18H2,(H,26,28)/p+2/fC25H30N4O2/h26,28-29H/q+2 8E2FD27E60D2BFC3