InChI=1/C21H24N4O4/c1-3-28-19(26)12-22-15-7-5-14(6-8-15)21-24-17-10-9-16(11-18(17)25-21)23-13-20(27)29-4-2/h5-11,22-23H,3-4,12-13H2,1-2H3,(H,24,25)/f/h25H ED6501857B4D31F3