InChI=1/C16H24N4O/c1-12(2)20(8-5-9-21)11-14-10-13-6-3-4-7-15(13)18-16(14)19-17/h3-4,6-7,10,12,21H,5,8-9,11,17H2,1-2H3,(H,18,19)/p+1/fC16H25N4O/h19-20H/q+1 B412F5AE630B7BC5