The molecule is a phosphatidylcholine 40:5 in which the acyl groups at C-1 and C-2 are octadecanoyl and (4Z,7Z,10Z,13Z,16Z)-docosapentaenoyl respectively. It derives from an octadecanoic acid and a (4Z,7Z,10Z,13Z,16Z)-docosa-4,7,10,13,16-pentaenoic acid.
[(2R)-2-[(4Z,7Z,10Z,13Z,16Z)-docosa-4,7,10,13,16-pentaenoyl]oxy-3-octadecanoyloxypropyl] 2-(trimethylazaniumyl)ethyl phosphate