InChI=1/C12H18N2O4/c1-8-4-2-3-5-9(8)13-12(18)14-10(15)6-7-11(16)17/h6-9H,2-5H2,1H3,(H,16,17)(H2,13,14,15,18)/p-1/b7-6+/t8-,9-/m0/s1/fC12H17N2O4/h13-14H/q-1 464049CFE9B72050