Ethyl5-bromo-1-benzothiophene-2-carboxylate;ethyl5-bromobenzo[b]thiophene-2-carboxylate;Ethyl5-bromo-1-benzo[b]thiophene-2-carboxylate;5-bromobenzo[b]thiophene-2-carboxylicacidethylester;Benzo[b]thiophene-2-carboxylicacid,5-bromo-,ethylester
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