英文同义词: | diethyl 2,2'-(thieno[3,2-b]thiophene-2,5-diyl)bis(thiophene-3-carboxylate);PM209-3;2,2′-Thieno[3,2-b]thiophene-2,5-diylbis-3-thiophenecarboxylic acid;3-Thiophenecarboxylic acid, 2,2'-thieno[3,2-b]thiophene-2,5-diylbis-, 3,3'-diethyl ester;2,2′-Thieno[3,2-b]thiophene-2,5-diylbis-3-thiophenecarboxylic acid |