1-(beta-D-galactosyl)-2-(2-hydroxyacyl)sphingosine
1-(beta-d-galactosyl)-2-(2-hydroxyacyl)sphingosine
A <small>D</small>-galactosyl-<em>N</em>-acylsphingosine in which the galactosyl moiety is attached by a β-linkage at the anomeric position and in which the <em>N</em>-acyl moiety bears a hydroxy group α- to the carboxamide group