InChI=1/C11H14N4O4/c12-5-1-2-13-10-7(5)14-4-15(10)11-9(18)8(17)6(3-16)19-11/h1-2,4,6,8-9,11,16-18H,3H2,(H2,12,13)/p+1/t6-,8-,9-,11+/m1/s1/fC11H15N4O4/h13H,12H2/q+1 F50DACDE3B91D807