MS/MS spectrum  
 
 
 SRM transitions  
Transition ID Precursor m/z Precursor charge Fragment m/z Relative intensity
DLSSSEK.2.y5.1 404.19 2 537.251 100
DLSSSEK.2.y1.1 404.19 2 147.113 43
DLSSSEK.2.b2.2 404.19 2 136.068 29
DLSSSEK.2.y3.1 404.19 2 363.187 22
DLSSSEK.2.y4.1 404.19 2 450.219 17
DLSSSEK.2.y6.1 404.19 2 650.336 2