The molecule is an N-acyl-sn-glycero-3-phosphoethanolamine in which the N-acyl group is specified as octadecanoyl (stearoyl). It derives from an octadecanoic acid. It is a conjugate acid of a N-octadecanoyl-sn-glycero-3-phosphoethanolamine(1-).
[(2R)-2,3-dihydroxypropyl] 2-(octadecanoylamino)ethyl hydrogen phosphate