InChI=1/C15H24N4O2/c1-12-2-3-14(13(16)10-12)17-15(21)11-19-6-4-18(5-7-19)8-9-20/h2-3,10,20H,4-9,11,16H2,1H3,(H,17,21)/p+1/fC15H25N4O2/h17-18H/q+1 7F80FD0AE5A94CBE