InChI=1/C15H30N4O2/c1-14(2,11-19(3)4)10-17-13(20)15(12(16)18-21)8-6-5-7-9-15/h21H,5-11H2,1-4H3,(H2,16,18)(H,17,20)/p+1/fC15H31N4O2/h17,19H,16H2/q+1/b18-12- 266E7CE34ED68C2A