InChI=1/C21H23N5O4/c1-12-18(19(24-21(30)23-12)16-9-8-15(27)10-17(16)28)20(29)25-22-11-13-4-6-14(7-5-13)26(2)3/h4-11,19,27-28H,1-3H3,(H,25,29)(H2,23,24,30)/b22-11+/t19-/m0/s1/f/h23-25H EADA1D3814A72768