InChI=1/C15H20N4O4/c1-10-5-6-11(13(8-10)19(22)23)17-14(20)9-18-7-3-2-4-12(18)15(16)21/h5-6,8,12H,2-4,7,9H2,1H3,(H2,16,21)(H,17,20)/p+1/t12-/m0/s1/fC15H21N4O4/h17-18H,16H2/q+1 AE804ECCE2792802