InChI=1/C11H12N4O3/c1-6-8(4-3-5-9(6)15(16)17)11-13-10(7(2)12)14-18-11/h3-5,7H,12H2,1-2H3/p+1/t7-/m1/s1/fC11H13N4O3/h12H/q+1 1234A6D3CF421AE8