三联噻吩

5-溴-2,2'-联噻吩-5'-甲醛

3,3',5,5'-四溴-2,2'-联噻吩

2-nitro-5-thiophen-2-ylthiophene

5-(5-prop-1-ynylthiophen-2-yl)thiophene-2-carboxylic acid