InChI=1/C8H15NO4/c1-2-3-5(7(10)11)4-6(9)8(12)13/h5-6H,2-4,9H2,1H3,(H,10,11)(H,12,13)/p-1/t5-,6+/m1/s1/fC8H14NO4/h9H/q-1 9ED7979B41E9D4AF