MS/MS spectrum  
 
 
 SRM transitions  
Transition ID Precursor m/z Precursor charge Fragment m/z Relative intensity
STLNPNAK.2.y4.1 443.735 2 429.246 100
STLNPNAK.2.y5.1 443.735 2 543.289 38
STLNPNAK.2.y6.1 443.735 2 656.373 28
STLNPNAK.2.y1.1 443.735 2 147.113 16
STLNPNAK.2.y2.1 443.735 2 218.15 13
STLNPNAK.2.y3.1 443.735 2 332.193 10
STLNPNAK.2.y7.2 443.735 2 379.214 8