The molecule is a 1,2-diacyl-sn-glycero-3-phosphocholine in which the 1- and 2-acyl groups are specified as heptadecanoyl and oleoyl respectively. It derives from an oleic acid and a heptadecanoic acid.
[(2R)-3-heptadecanoyloxy-2-[(Z)-octadec-9-enoyl]oxypropyl] 2-(trimethylazaniumyl)ethyl phosphate