InChI=1/C11H11N3O4/c15-14(16)7-2-1-3-8-10(7)18-9(6-17-8)11-12-4-5-13-11/h1-3,9H,4-6H2,(H,12,13)/p+1/t9-/m1/s1/fC11H12N3O4/h12-13H/q+1 D6A811511DBEEF67