InChI=1/C10H12N2O3/c1-11-5-8(13)6-2-3-7-9(4-6)15-10(14)12-7/h2-4,8,11,13H,5H2,1H3,(H,12,14)/p+1/t8-/m1/s1/fC10H13N2O3/h11-12H/q+1 3A638B970D604F9A