InChI=1/C25H30N4O4/c1-28-12-9-18-13-17(5-7-20(18)28)21(29-10-3-2-4-11-29)15-26-24(30)25(31)27-19-6-8-22-23(14-19)33-16-32-22/h5-8,13-14,21H,2-4,9-12,15-16H2,1H3,(H,26,30)(H,27,31)/p+1/t21-/m0/s1/fC25H31N4O4/h26-27,29H/q+1 881A1B1DBFA59150