InChI=1/C12H20N2O3/c1-7-12(5,6)14-10(17)13-8(9(15)16)11(2,3)4/h1,8H,2-6H3,(H,15,16)(H2,13,14,17)/p-1/t8-/m1/s1/fC12H19N2O3/h13-14H/q-1 028664E6D4E7922F