The molecule is a phosphatidylserine 34:1 that is the conjugate base of 1-palmitoyl-2-oleoyl-sn-glycero-3-phospho-L-serine, in which the carboxy and phosphate groups are anionic and the amino group is cationic.
(2S)-2-azaniumyl-3-[[(2R)-3-hexadecanoyloxy-2-[(Z)-octadec-9-enoyl]oxypropoxy]-oxidophosphoryl]oxypropanoate