InChI=1/C24H23N5O4/c30-22(8-2-16-1-6-19-20(13-16)32-15-31-19)29-11-9-28(10-12-29)21-7-5-18(14-25-21)23-26-24(33-27-23)17-3-4-17/h1-2,5-8,13-14,17H,3-4,9-12,15H2/b8-2- 8872AC4F7E962C11