[(3S,4R)-3,4-Bis-benzyloxy-4-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-but-1-ynyl]-trimethyl-silane

(4S,5R,6R)-6-Acetoxy-4,5-bis-benzyloxy-7-bromo-hept-2-ynoic acid methyl ester

Toluene-4-sulfonic acid (2S,3S,4S)-3,4-bis-benzyloxy-2-hydroxy-6-trimethylsilanyl-hex-5-ynyl ester