502764-54-7

3,5-Dibromodithieno[3,2-b:2',3'-d]thiophene 3,5-dibromodithieno[2,3-a:2',3'-d]thiophene 3,5-Dibromodithieno[3,2-b:2',3'-d]thiophene&gt Dithieno[3,2-b:2',3'-d]thiophene, 3,5-dibromo- 3,5-Dibromodithieno[3,2-<i>b</i>:2',3'-<i>d</i>]thiophene