Commonly occurring product ions for DG(18:4(9E,11E,13E,15E)/0:0/14:0)

m/z	Ion Description
561.4513	Precursor ion [M+H]+
560.4441	Precursor ion [M+NH4]+
543.4408	Precursor ion [M+H]+ with loss of H2O
333.2424	Neutral loss of sn3 RCOOH + NH3 from [M+NH4]+
315.2318	sn1 acyl chain ([RC=O +74]+ with loss of H2O)
285.2424	Neutral loss of sn1 RCOOH + NH3 from [M+NH4]+
267.2319	sn3 acyl chain ([RC=O +74]+ with loss of H2O)
259.2056	sn1 acyl chain ([RC=O]+)
241.1951	sn1 acyl chain ([RC=O]+ with loss of H2O)
211.2056	sn3 acyl chain ([RC=O]+)
193.1951	sn3 acyl chain ([RC=O]+ with loss of H2O)