InChI=1/C8H14N2O4/c11-6-2-4-10(5-6)8(14)9-3-1-7(12)13/h6,11H,1-5H2,(H,9,14)(H,12,13)/p-1/t6-/m0/s1/fC8H13N2O4/h9H/q-1 7CA9CA8194BB8195