. "above" . "3-alkylthiophenes" . . . . . . . . "Polythiophene" . . "polythiophene" . "polythiophen" . . . . . . "polyalkylthiophenes" . "bithiophene" . . . "poly(thiophene)s" . "Polythiophene" . "poly(thiopene)s" . . "poly(3-hexylthiophene)" . .