MS/MS spectrum  
 
 
 SRM transitions  
Transition ID Precursor m/z Precursor charge Fragment m/z Relative intensity
LGSFRSPR.3.y7.2 321.179 3 403.717 100
LGSFRSPR.3.y3.1 321.179 3 359.204 16
LGSFRSPR.3.y1.1 321.179 3 175.119 13
LGSFRSPR.3.y6.2 321.179 3 375.206 10
LGSFRSPR.3.y2.1 321.179 3 272.172 8
LGSFRSPR.3.y4.1 321.179 3 515.305 5
LGSFRSPR.3.b5.1 321.179 3 603.325 1