(2S,3R)-2-amino-1,3-dihydroxyoctadec-4-yne

(4R,5R)-5-benzyloxy-4-ethynyl-2,2-dimethyl-1,3-dioxane

(2S,3S)-2-aminooctadec-4-yne-1,3-diol

(4S,trans)-4,5-dihydro-4-(tert-butyldimethylsilanyloxymethyl)-2-phenyloxazoline

(2S,3R)-2-azido-1,3-O-benzylideneoctadecane-1,3-diol