{4-[3-(4-dimethylaminophenylethynyl)-5-isopropyl-4-methoxymethoxybenzyl]-3,5-dimethylphenoxy}acetic acid methyl ester

(4-{4-Hydroxy-3-isopropyl-5-[4-(1-nitro-ethyl)-phenylethynyl]-benzyl}-3,5-dimethyl-phenoxy)-acetic acid methyl ester

{4-[4-Hydroxy-3-isopropyl-5-(4-trifluoromethyl-phenylethynyl)-benzyl]-3,5-dimethyl-phenoxy}-acetic acid methyl ester

{4-[3-(4-Hydroxymethyl-phenylethynyl)-5-isopropyl-4-methoxymethoxy-benzyl]-3,5-dimethyl-phenoxy}-acetic acid methyl ester

{4-[3-(4-Azido-phenylethynyl)-5-isopropyl-4-methoxymethoxy-benzyl]-3,5-dimethyl-phenoxy}-acetic acid methyl ester