The molecule is a sphingomyelin 33:1 obtained by formal condensation of the carboxy group of heptadecanoic acid with the amino group of hexadecasphingosine-1-phosphocholine. It has a role as a Papio hamadryas metabolite. It derives from a heptadecanoic acid and a hexadecasphing-4-enine.
[(E,2S,3R)-2-(heptadecanoylamino)-3-hydroxyhexadec-4-enyl] 2-(trimethylazaniumyl)ethyl phosphate