InChI=1/C8H10N2O3/c9-7(8(12)10-13)5-1-3-6(11)4-2-5/h1-4,7,11,13H,9H2,(H,10,12)/p+1/t7-/m0/s1/fC8H11N2O3/h9-10H/q+1 A3EDC60E6AD060AB