3,4-di([2,3':4',2''-terthiophen]-5-yl)tetrahydrothiophene-3,4-diol

2''',5'''-dihydro-2,3':4',2'':5'',3''':4''',2'''':5'''',3''''':4''''',2''''''-sepithiophene

3,4-dithiophen-2-ylthiophene

bis[2-oxo-2-(2-thienyl)ethyl] sulfide

2,2'-thiobis(1-([2,3':4',2''-terthiophen]-5-yl)ethanone)