InChI=1/C11H12N2O4/c14-11(15)8-5-6-12(7-8)9-1-3-10(4-2-9)13(16)17/h1-4,8H,5-7H2,(H,14,15)/p-1/t8-/m1/s1/fC11H11N2O4/q-1 95D5CA2059FF3137