The molecule is a phosphatidylcholine 38:0 in which the acyl groups specified at positions 1 and 2 are hexadecanoyl and docosanoyl respectively. It derives from a hexadecanoic acid and a docosanoic acid.
[(2R)-2-docosanoyloxy-3-hexadecanoyloxypropyl] 2-(trimethylazaniumyl)ethyl phosphate