InChI=1/C10H11N5O4/c1-4-3-6(5(2)19-4)8(16)13-14-9(17)7-11-10(18)15-12-7/h3H,1-2H3,(H,13,16)(H,14,17)(H2,11,12,15,18)/p-1/fC10H10N5O4/h13-15H/q-1 D6C862F25D59967A