The molecule is a phosphatidylcholine 38:6 in which the acyl groups specified at positions 1 and 2 are (5Z,8Z,11Z,14Z)-eicosatetraenoyl and (9Z,12Z)-octadecadienoyl respectively. It derives from an arachidonic acid and a linoleic acid.
[(2R)-3-[(5Z,8Z,11Z,14Z)-icosa-5,8,11,14-tetraenoyl]oxy-2-[(9Z,12Z)-octadeca-9,12-dienoyl]oxypropyl] 2-(trimethylazaniumyl)ethyl phosphate