3-(2-formyl-3,4,5-trimethoxy-phenyl)-propionic acid methyl ester

3-[2-(1-hydroxy-3-trimethylsilanyl-prop-2-ynyl)-3,4,5-trimethoxy-phenyl]-propionic acid methyl ester

[1-(6-but-3-enyl-2,3,4-trimethoxy-phenyl)-prop-2-ynyloxy]-tert-butyl-dimethyl-silane

3-{2-[1-(tert-butyl-dimethyl-silanyloxy)-3-trimethylsilanyl-prop-2-ynyl]-3,4,5-trimethoxy-phenyl}-propionaldehyde

1-but-3-enyl-2-[1-(tert-butyl-dimethyl-silanyloxy)-3-trimethylsilanyl-prop-2-ynyl]-3,4,5-trimethoxy-benzene