2,5-Dichloro-3,4-ethylenedioxythiophene

5,7-dichloro-2,3-dihydrothieno3,4-b1,4dioxine

5,7-dichloro-2,3-dihydrothieno[3,4-b][1,4]dioxin

5,7-DICHLORO-2,3-DIHYDROTHIENO[3,4-B][1,4]DIOXINE,95% MIN(HPLC)