(2S,3R,6R)-2-octanoylamido-4-octadecyne-1,3,6-triol

N-tert-butoxycarbonyl-(4S,1'R,4'R)-4-[4'-(tert-butyldimethylsilyloxy)-1'-hydroxy-2'-hexadecynyl]-2,2-dimethyl-1,3-oxazolidine