7-(tert-butyl-diphenyl-silanyloxymethyl)-3-hydroxy-5-methyl-oct-7-enoic acid 2-hydroxy-1,2,2-triphenyl-ethyl ester

1-oxiranyl-3-phenyl-prop-2-yn-1-ol

1-chloro-5-phenyl-pent-4-yne-2,3-diol

3-methoxymethoxy-1-phenyl-8-(tetrahydro-pyran-2-yloxy)-oct-1-en-6-yn-4-ol

3-methoxymethoxy-1-phenyl-8-(tetrahydro-pyran-2-yloxy)-octa-1,6-diyn-4-ol