MS/MS spectrum  
 
 
 SRM transitions  
Transition ID Precursor m/z Precursor charge Fragment m/z Relative intensity
LLcESSNR.2.y6.1 489.737 2 752.299 100
LLcESSNR.2.y4.1 489.737 2 463.226 33
LLcESSNR.2.y5.1 489.737 2 592.269 32
LLcESSNR.2.y7.1 489.737 2 865.383 16
LLcESSNR.2.y1.1 489.737 2 175.119 12
LLcESSNR.2.b2.1 489.737 2 227.175 9
LLcESSNR.2.y6.2 489.737 2 376.653 5