InChI=1/C15H28N4O2/c1-16-15(21)17-14(20)12-19-9-7-18(8-10-19)11-13-5-3-2-4-6-13/h13H,2-12H2,1H3,(H2,16,17,20,21)/p+1/fC15H29N4O2/h16-18H/q+1 691D4B6CFCA960FF