InChI=1/C17H20N4O4/c1-3-8-20-15-12(16(24)21(9-4-2)17(20)25)18-14(19-15)10-6-5-7-11(22)13(10)23/h5-7,22-23H,3-4,8-9H2,1-2H3,(H,18,19)/f/h19H 8514A908F4E23F5B