InChI=1/C16H28N2O3/c1-12-6-2-3-7-13(12)10-17-16(21)18(11-15(19)20)14-8-4-5-9-14/h12-14H,2-11H2,1H3,(H,17,21)(H,19,20)/p-1/t12-,13-/m0/s1/fC16H27N2O3/h17H/q-1 7D5F8189A2D9983F