The molecule is a 3-sn-phosphatidyl L-serine in which the phosphatidyl acyl group at both positions 1 and 2 is stearoyl. It has a role as a mouse metabolite. It derives from an octadecanoic acid.
(2S)-2-amino-3-[[(2R)-2,3-di(octadecanoyloxy)propoxy]-hydroxyphosphoryl]oxypropanoic acid