5,5'-bis(7-hexyl-9H-fluoren-2-yl)-2,2'-bithiophene

5,5μ-Bis(2-hexyl-9H-fluoren-7-yl)-2,2μ-bithiophene

2-(2-Hexyl-9H-fluoren-7-yl)-5-(5-(2-hexyl-9H-fluoren-7-yl)thiophen-2-yl)thiophene