InChI=1/C16H20N4O6/c17-11(7-9-1-3-10(21)4-2-9)15(24)18-12-5-6-14(23)20(16(12)25)8-13(22)19-26/h1-4,11-12,21,26H,5-8,17H2,(H,18,24)(H,19,22)/p+1/t11-,12-/m0/s1/fC16H21N4O6/h17-19H/q+1 3DBB3E7AEBB867FB