The molecule is a synthetic sphingoid in which C16 phytosphingosine is substituted at O-1, C-16 and N with respectively an alpha-D-galactopyranosyl group, a phenyl group and an octanoyl group. It derives from a C16 phytosphingosine.
N-[(2S,3S,4R)-3,4-dihydroxy-16-phenyl-1-[(2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyhexadecan-2-yl]octanamide