InChI=1S/C22H23N5O4/c1-26-11-14-9-13(7-8-15(14)23-18(22(26)31)10-20(28)29)21(30)27(2)12-19-24-16-5-3-4-6-17(16)25-19/h3-9,18,23H,10-12H2,1-2H3,(H,24,25)(H,28,29)/t18-/m0/s1