345-Trimethoxycinnamic acid (Low energy) 
No. mz RI(%) DI 
1 160.000 49.510 64.433 
2 168.000 33.964 44.201 
3 196.000 51.018 66.395 
4 238.000 100.000 130.140 
5 239.000 49.912 64.956

