The molecule is a D-galactosyl-N-acylsphingosine in which the glycosidic bond has beta-configuration and the ceramide N-acyl group is specified as octanoyl. It is a N-acyl-beta-D-galactosylsphingosine and a C8 beta-D-glycosyl N-acylsphingosine.
N-[(E,2S,3R)-3-hydroxy-1-[(2R,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoctadec-4-en-2-yl]octanamide