InChI=1/C16H28N4O3/c1-11(2)17-16(23)19-18-14(21)13-9-6-10-20(13)15(22)12-7-4-3-5-8-12/h11-13H,3-10H2,1-2H3,(H,18,21)(H2,17,19,23)/t13-/m1/s1/f/h17-19H FE752572134F978B