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3,4-Dimethylthieno[2,3-B]thiophene-2,5-dicarboxylic acid

Methyl 3-ethoxythiophene-2-carboxylate

5-Pyridin-2-ylthiophene-2-carbaldehyde

2,5-Dibromo-3-butylthiophene

3-Amino-5-[4-(tert-butyl)phenyl]thiophene-2-carboxamide

4-Phenyl-5-(trifluoromethyl)thiophene-2-carboxylic acid

5-(2-Pyridyl)thiophene-2-carboxamide

3-Amino-4-(isopropylsulfonyl)thiophene-2-carboxylic acid

3-Chloro-4-(methylsufonyl)thiophene-2-carbonyl chloride

3,4,5-Trichlorothiophene-2-carboxylic acid

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