(3S,5R)-5-(tert-butyldimethylsilyloxy)-8-(trimethylsilyl)oct-1-en-7-yn-3-ol

(S)-8-(trimethylsilyl)octa-2,7-diyne-1,5-diol

acetic acid (S)-5-hydroxy-8-(trimethylsilyl)octa-2,7-diynyl ester

(Z)-(3S,5R)-1-bromomethylene-3,5-bis(tert-butyldimethylsilyloxy)-2-methylenecyclohexane

(Z)-(1S,2S,5R)-2-bromomethyl-3-[bromo(trimethylsilyl)methylene]-5-(tert-butyldimethylsilyloxy)cyclohexanol