InChI=1/C25H30N4O4/c1-16-20(13-27-24(30)17-6-7-22-23(11-17)33-15-32-22)19-8-10-29(14-18(19)12-26-16)25(31)21-5-3-4-9-28(21)2/h6-7,11-12,21H,3-5,8-10,13-15H2,1-2H3,(H,27,30)/p+1/t21-/m1/s1/fC25H31N4O4/h27-28H/q+1 6F3E297BF775C6E1