N-hexadecanoylsphingosine-1-phosphocholine is a sphingomyelin 34:1 in which the N-acyl group and sphingoid base are specified as hexadecanoyl and sphingosine respectively. It has a role as a mouse metabolite. It is functionally related to a hexadecanoic acid.

Phytosphingosine is an amino alcohol, a triol and a sphingoid. It has a role as a mouse metabolite and a Saccharomyces cerevisiae metabolite. It is functionally related to a N-acyl-beta-D-galactosylphytosphingosine and a sphinganine. It is a conjugate base of a phytosphingosine(1+).