InChI=1/C15H24N4O/c1-10-7-11(2)18-15(13(10)8-16)19(9-14(17)20)12-5-3-4-6-12/h7,12H,3-6,8-9,16H2,1-2H3,(H2,17,20)/p+2/fC15H26N4O/h16,18H,17H2/q+2 22CA783F6DF36856