InChI=1/C15H27N5O/c1-10(2)13-12(16)14(19-18-13)15(21)17-6-9-20-7-4-11(3)5-8-20/h10-11H,4-9,16H2,1-3H3,(H,17,21)(H,18,19)/p+1/fC15H28N5O/h17-18,20H/q+1 79F55B8D5A44322E