[(2S,3S)-3-(1-Ethoxy-ethoxy)-2-methyl-hex-5-yne-1-sulfonyl]-benzene

2-[(S)-1-((S)-2-Benzenesulfonyl-1-methyl-ethyl)-4,4-dibromo-but-3-enyloxy]-tetrahydro-pyran

Benzoic acid (1S,2S)-3-benzenesulfonyl-1-[2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-2-methyl-propyl ester

[(3S,4S)-5-Benzenesulfonyl-4-methyl-3-(tetrahydro-pyran-2-yloxy)-pentyloxy]-tert-butyl-dimethyl-silane

(2S,5R,10S,11S)-12-Benzenesulfonyl-5-benzyloxy-10-(1-ethoxy-ethoxy)-2-hydroxy-11-methyl-1-((R)-2,2,4-trimethyl-[1,3]dioxolan-4-yl)-dodec-7-yn-6-one