Synonyms: N-Stearoylsphingenine;N-Stearoylsphingosine;C18:0 Ceramide;D-erythro-1,3-Dihydroxy-2-octadecanoylamido-trans-4-octadecene;N-Stearoyl-C18-sphingosine;N-Stearoyl-D-erythro-sphingosine;N-Stearoyl-D-sphingosine;C18-Ceramide;Octadecanamide, N-[2-hydroxy-1-(hydroxymethyl)-3-heptadecenyl]-,[R-[R*,S*-(E)]]-;Octadecanamide,N-[2-hydroxy-1-(hydroxymethyl)-3-heptadecenyl]-, (E)-D-erythro- (8CI);Octadecanamide,N-[(1S,2R,3E)-2-hydroxy-1-(hydroxymethyl)-3-heptadecenyl]- (9CI);