- tassium 4,4′-(2,6-dibromo-4H-cyclopenta[1,2-b:5,4-b’]dithiophene-4,4-diyl)bis(butane-1-sulfonate),95%, 100mg
- tassium 4,4′-(2,6-dibromo-4H-cyclopenta[1,2-b:5,4-b’]dithiophene-4,4-diyl)bis(butane-1-sulfonate),95%, 250mg