InChI=1/C25H26N4O4/c1-3-28-14-13-16-15-9-5-6-10-17(15)26-21(16)22(28)20-23(30)27-25(32)29(24(20)31)18-11-7-8-12-19(18)33-4-2/h5-12,21-22,31H,3-4,13-14H2,1-2H3,(H,27,30,32)/p+1/t21-,22+/m1/s1/fC25H27N4O4/h31h,26-28H/q+1 2D7984F10B1DE61C