The molecule is a phosphatidylcholine 33:1 in which the 1- and 2-acyl groups are specified as pentadecanoyl and oleoyl respectively. It derives from a pentadecanoic acid and an oleic acid.
[(2R)-2-[(Z)-octadec-9-enoyl]oxy-3-pentadecanoyloxypropyl] 2-(trimethylazaniumyl)ethyl phosphate