N-Acetylputrescine hydrochloride (Low energy) 
No. mz RI(%) DI 
1 70.000 0.019 533.179 
2 72.000 59.069 1616515.125 
3 89.000 0.192 5266.590 
4 90.000 0.012 329.877 
5 112.000 0.011 310.390 
6 114.000 100.000 2736641.750 
7 129.000 0.024 665.516 
8 131.000 43.851 1200053.500

