(S)-4-(tert-Butyl-dimethyl-silanyloxy)-oct-2-ynal

(4S)-1-(tetrahydro-2H-pyran-2-yloxy)oct-2-yn-4-ol

(3R,6S,Z)-1-[(S)-4-benzyl-2-thioxothiazolidin-3-yl]-6-(tert-butyldiphenylsilyloxy)-3-hydroxydec-4-en-1-one

(R)-6-[(Z)-(S)-3-(tert-Butyl-dimethyl-silanyloxy)-hept-1-enyl]-5,6-dihydro-pyran-2-one

1-heptyn-3-one