InChI=1/C23H24N4O4/c28-23(21-9-10-22(31-21)27(29)30)24-16-19-7-4-8-20(15-19)26-13-11-25(12-14-26)17-18-5-2-1-3-6-18/h1-10,15H,11-14,16-17H2,(H,24,28)/p+1/fC23H25N4O4/h24-25H/q+1 AF1EC7281FCBB445