InChI=1/C12H16N4O5/c1-12(2)20-4-3-19-9(8(4)21-12)6-5(10(13)17)7(11(14)18)16-15-6/h4,8-9H,3H2,1-2H3,(H2,13,17)(H2,14,18)(H,15,16)/t4-,8-,9+/m1/s1/f/h16H,13-14H2 4C182113C60E0D3D