InChI=1/C12H15N3O4/c1-2-10-12(16)14(6-5-13)9-7-8(15(17)18)3-4-11(9)19-10/h3-4,7,10H,2,5-6,13H2,1H3/p+1/t10-/m0/s1/fC12H16N3O4/h13H/q+1 09142704A7B2CA25