InChI=1/C15H26N2O3/c1-15(13(18)19)8-9-17(11-15)14(20)16(2)10-12-6-4-3-5-7-12/h12H,3-11H2,1-2H3,(H,18,19)/p-1/t15-/m1/s1/fC15H25N2O3/q-1 D3EB1EF34B58A543