4,4,7,7-tetramethyl-5,6-dihydro-1-benzothiophene

2-溴-5-(1,1-二甲基乙基)-噻吩

4,5-dibromo-2-t-butylthiophene

2,5-dibromo-3-t-butylthiophene

3-(diethylamino)-1,1-dithiophen-2-ylbutan-1-ol