InChI=1/C15H25N5O/c1-10-11(2)18-19-15(13(10)14(16)17)20(8-9-21)12-6-4-3-5-7-12/h12,21H,3-9H2,1-2H3,(H3,16,17)/p+1/fC15H26N5O/h16,18H,17H2/q+1 CB1674A986F8F18B