The molecule is a 3-sn-phosphatidyl-L-serine in which the phosphatidyl acyl groups at positions 1 and 2 are specified as oleoyl and palmitoyl respectively. It derives from an oleic acid and a hexadecanoic acid. It is a conjugate acid of a 1-oleoyl-2-palmitoyl-sn-glycero-3-phospho-L-serine(1-).
(2S)-2-amino-3-[[(2R)-2-hexadecanoyloxy-3-[(Z)-octadec-9-enoyl]oxypropoxy]-hydroxyphosphoryl]oxypropanoic acid