InChI=1/C16H28N4O3/c17-14(21)11-20(13-8-4-5-9-13)15(22)10-18-16(23)19-12-6-2-1-3-7-12/h12-13H,1-11H2,(H2,17,21)(H2,18,19,23)/f/h18-19H,17H2 FA6FB5378EBE786C