Commonly occurring product ions for MG(20:4(7E,10E,13E,16E)/0:0/0:0)

m/zIon Description
379.2843Precursor ion [M+H]+
378.2770Precursor ion [M+NH4]+
361.2737Precursor ion [M+H]+ with loss of H2O
305.2475sn1 [RCOOH+H]+
287.2369sn1 acyl chain ([RC=O]+)
269.2264sn1 acyl chain ([RC=O]+ with loss of H2O)