InChI=1/C16H26N4O3/c1-12(21)17-9-13-5-4-8-19(10-13)11-20-14(22)16(18-15(20)23)6-2-3-7-16/h13H,2-11H2,1H3,(H,17,21)(H,18,23)/p+1/t13-/m0/s1/fC16H27N4O3/h17-19H/q+1 3267528FB68E54FD