InChI=1/C15H30N4O2/c1-12(2)19-8-6-7-18(9-10-19)11-13(20)16-14(21)17-15(3,4)5/h12H,6-11H2,1-5H3,(H2,16,17,20,21)/p+1/fC15H31N4O2/h16-18H/q+1 5C43A6FAB8283163