3-[(4-Formyl-phenyl)-dimethyl-silanyl]-propionic acid methyl ester

3-[(4-{[2-(4-Hydroxy-phenyl)-ethylamino]-methyl}-phenyl)-dimethyl-silanyl]-propionic acid methyl ester

3-[4-({[4-({Acetyl-[2-(4-hydroxy-phenyl)-ethyl]-amino}-methyl)-phenyl]-dimethyl-silanyl}-methoxy)-phenyl]-propionic acid methyl ester

3-{[4-({Acetyl-[2-(4-hydroxy-phenyl)-ethyl]-amino}-methyl)-phenyl]-dimethyl-silanyl}-propionic acid methyl ester

2-{[(4-Hydroxymethyl-phenyl)-dimethyl-silanyl]-methyl}-malonic acid dimethyl ester