InChI=1/C10H10N2O3/c1-11-5-8(13)6-2-3-7-9(4-6)15-10(14)12-7/h2-4,11H,5H2,1H3,(H,12,14)/p+1/fC10H11N2O3/h11-12H/q+1 A9EFFA7D3413D15B