InChI=1/C13H22N2O3/c1-9-4-2-3-7-13(9,11(16)17)15-12(18)14-8-10-5-6-10/h9-10H,2-8H2,1H3,(H,16,17)(H2,14,15,18)/p-1/t9-,13+/m0/s1/fC13H21N2O3/h14-15H/q-1 D536EC358823ABAB