InChI=1/C18H28N4O4/c1-14(13-21-8-3-4-9-21)12-20-18(23)15-5-6-16(19-7-10-26-2)17(11-15)22(24)25/h5-6,11,14,19H,3-4,7-10,12-13H2,1-2H3,(H,20,23)/p+1/t14-/m0/s1/fC18H29N4O4/h20-21H/q+1 3B4D38A7DD2E5ED1