The molecule is a lysophosphatidylcholine 17:0 in which the acyl group at position 1 is 1-heptadecanoyl and the hydroxy group at position 2 is unsubstituted. It derives from a heptadecanoic acid.
[(2R)-3-heptadecanoyloxy-2-hydroxypropyl] 2-(trimethylazaniumyl)ethyl phosphate