InChI=1/C9H12N2O3/c1-9(2,3)8-10-5(7(13)14)4-6(12)11-8/h4H,1-3H3,(H,13,14)(H,10,11,12)/p-1/fC9H11N2O3/h11H/q-1 3E8109E58D61CA6B