(2S,3R,5R)-3-(tert-butyldimethylsilyloxy)-2-(4-methoxybenzyloxy)-5-methyl-8-(trimethylsilyl)oct-7-yn-1-ol

(R)-1-iodo-2-methyl-5-(trimethyl)silyl-4-pentyne

(S)-4-benzyl-3-((R)-2-methyl-5-(trimethylsilyl)pent-4-ynoyl)oxazolidin-2-one

(2S,5R)-1-(tert-butyldimethylsilyloxy)-2-(4-methoxybenzyloxy)-5-methyl-8-(trimethylsilyl)oct-7-yn-3-one

(2S,5R)-1-(tert-butyldimethylsilyloxy)-2-(4-methoxybenzyloxy)-5-methyl-8-(trimethylsilyl)oct-7-yn-3-ol