Commonly occurring product ions for DG(O-14:0/20:4(7E,10E,13E,16E)/0:0)

m/z	Ion Description
575.5034	Precursor ion [M+H]+
574.4961	Precursor ion [M+NH4]+
557.4928	Precursor ion [M+H]+ with loss of H2O
287.2369	sn2 acyl chain ([RC=O]+)
271.2631	Neutral loss of sn2 RCOOH + NH3 from [M+NH4]+
269.2264	sn2 acyl chain ([RC=O]+ with loss of H2O)