InChI=1/C8H10N2O5/c9-3-8(13)4-1-6(11)7(12)2-5(4)10(14)15/h1-2,8,11-13H,3,9H2/p+1/t8-/m1/s1/fC8H11N2O5/h9H/q+1 E9EE9235B633399F