(3S,4S,6S)-3-methoxymethoxy-4,6-bi(tert-butyldimethylsiloxy)heptane-1,2-diol

(2E,3E)-2,3-heptadien-6-yn-1-ol

(2E,4E,6E)-4,6-dimethyl-7-iodo-2,4,6-heptatrien-1-ol

(2E,4E,6E)-1-(tert-butyldimethylsiloxy)-4,6-dimethyl-7-iodo-2,4,6-heptatriene

(3E,5S,6S,8S)-6,8-bis(tert-butyldimethylsiloxy)-5-methoxymethoxy-3-methyl-3-nonen-1-yne