4,6-Dibromothieno[3,4-b]thiophene-2-carboxylic acid
3,6-Dibromothieno[3,2-b]thiophene
2,5-Dibromothieno[3,2-b]thiophene
5,6-Dibromothieno[2,3-d]pyrimidin-4(3H)-one
Dodecyl 4,6-dibromothieno[3,4-b]thiophene-2-carboxylate
