InChI=1/C15H27N5O2/c1-5-7-16-13(21)9-20(8-6-2)10-14(22)17-15-11(3)18-19-12(15)4/h5-10H2,1-4H3,(H,16,21)(H,17,22)(H,18,19)/p+1/fC15H28N5O2/h16-18,20H/q+1 96D8BE563A377C8F