4-(tert-butyldimethylsilanyloxy)benzo[b]thiophene-6-carboxylic acid ethyl ester

trans-6-[2-(3,4,5-trimethoxy-phenyl)-vinyl]-benzo[b]thiophen-4-ol

4-acetyloxy-6-[(Z)-2-(3,4,5-trimethoxyphenyl)ethenyl]benzo[b]thiophene

4-acetyloxy-6-[(E)-2-(3,4,5-trimethoxyphenyl)ethenyl]benzo[b]thiophene