Hydroxyphenylacetylglycine (low E) 
No. mz RI(%) DI 
1 75.000 100.000 17942.715 
2 76.000 37.006 6639.795 
3 106.000 66.341 11903.394 
4 107.000 29.186 5236.797 
5 209.000 14.111 2531.862 
6 210.000 5.234 939.177

