5-[1-(2-Mercaptomethyl-phenyl)-meth-(E)-ylidene]-11-methoxy-1-phenylsulfanyl-undeca-2,6-diyn-4-ol

8-[1-[2-(tert-Butyl-dimethyl-silanyloxymethyl)-phenyl]-meth-(E)-ylidene]-1,14-dimethoxy-tetradeca-5,9-diyn-7-ol

Acetic acid 1-hex-1-ynyl-2-[1-(2-hydroxymethyl-phenyl)-meth-(E)-ylidene]-8-methoxy-oct-3-ynyl ester

4-[1-[2-(tert-Butyl-dimethyl-silanyloxymethyl)-phenyl]-meth-(E)-ylidene]-10-methoxy-1-phenyl-deca-1,5-diyn-3-ol

Acetic acid 2-[1-(2-acetylsulfanylmethyl-phenyl)-meth-(E)-ylidene]-1-hex-1-ynyl-8-methoxy-oct-3-ynyl ester