InChI=1/C12H12N4O6/c1-5(12(19)20)13-4-6-2-7(16(21)22)3-8-9(6)15-11(18)10(17)14-8/h2-3,5,13H,4H2,1H3,(H,14,17)(H,15,18)(H,19,20)/p-1/t5-/m0/s1/fC12H11N4O6/h14-15H/q-1 7CA73DD8D1CB4339