The molecule is a phosphatidylcholine 24:0 in which the acyl groups specified at positions 1 and 2 are nonanoyl and pentadecanoyl respectively. It derives from a nonanoic acid and a pentadecanoic acid.
[(2R)-3-nonanoyloxy-2-pentadecanoyloxypropyl] 2-(trimethylazaniumyl)ethyl phosphate