InChI=1/C11H16N2O4/c14-9-3-1-2-8(6-9)12-7-10-4-5-11(17-10)13(15)16/h4-5,8-9,12,14H,1-3,6-7H2/p+1/t8-,9-/m1/s1/fC11H17N2O4/h12H/q+1 9E86551A04084A85