Benzoic acid (1R,3S)-1-allyl-3-hydroxy-hex-5-ynyl ester

(3S,5S)-5-(tert-Butyl-dimethyl-silanyloxy)-3-(2-methoxy-ethoxymethoxy)-oct-7-ynal

(3S,5S)-5-(tert-Butyl-dimethyl-silanyloxy)-3-(2-methoxy-ethoxymethoxy)-oct-7-ynoic acid methyl ester

Benzoic acid (1R,3S)-1-allyl-3-(tert-butyl-diphenyl-silanyloxy)-hex-5-ynyl ester

Benzoic acid (1R,3S)-1-[2-(tert-butyl-diphenyl-silanyloxy)-ethyl]-3-hydroxy-hex-5-ynyl ester