The molecule is a 1,2-diacyl-sn-glycero-3-phosphoethanolamine in which the acyl substituents at positions 1 and 2 are specified as oleoyl and stearoyl respectively. It derives from an oleic acid and an octadecanoic acid. It is a tautomer of a 1-oleoyl-2-stearoyl-sn-glycero-3-phosphoethanolamine zwitterion.
[(2R)-1-[2-aminoethoxy(hydroxy)phosphoryl]oxy-3-[(Z)-octadec-9-enoyl]oxypropan-2-yl] octadecanoate