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3-Methyl-2-thiophenecarbonyl chloride

3-Chlorothiophene-2-carboxylic acid

2-Benzoylthiophene

2-Ethylthiophene

Tetrachlorothiophene

3-Chlorothiophene

2-Thiophenecarboxylic acid sodium salt

2-Phenylthiophene

2-Chloropyrimidine-4-carboxylic acid

2-Methylpyrimidine-4-carboxylic acid

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