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2-Thiophenecarboxylic acid,4,5-dibromo-,ethyl ester
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ethyl 4,5-dibromo-2-thiophenecarboxylate
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4,5-dibromo-thiophene-2-carboxylic acid ethyl ester
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4,5-difluoro-2-nitrobenzoic acid ethyl ester
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ethyl 4,5-difluoro-2-nitrobenzoate
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4,5-Dibromthiophen-2-carbonsaeureaethylester
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