InChI=1/C18H31N3O2/c1-13-3-7-15(8-4-13)21(16-9-10-16)12-18(23)20(2)11-17(22)19-14-5-6-14/h13-16H,3-12H2,1-2H3,(H,19,22)/p+1/fC18H32N3O2/h19,21H/q+1 DE731F51AE634578