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5-Formyl-2-thiophenecarboxylic acid4565-31-5100 % similar 2,5-Thiophenedicarboxylic acid4282-31-963 % similar 5-(Methylsulfanyl)thiophene-2-carboxylic acid20873-58-956 % similar Methyl 5-formylthiophene-2-carboxylate67808-64-453 % similar 2,5-Thiophenedicarboxaldehyde932-95-652 % similar 5-Methyl-2-thiophenecarboxylic acid1918-79-252 % similar 5-Chloro-2-thiophenecarboxylic acid24065-33-652 % similar 5-Fluorothiophene-2-carboxylic acid4377-58-652 % similar 5-Bromo-2-thiophenecarboxylic acid7311-63-952 % similar 5-Acetyl-2-thiophenecarboxylic acid4066-41-550 % similar 5-Ethyl-thiophene-2-carboxylic acid23229-72-349 % similar 5-Carboxythiophene-2-boronic acid465515-31-549 % similar 5-Phenylthiophene-2-carboxylic acid19163-24-747 % similar 5-Nitro-2-thiophenecarboxylic acid6317-37-945 % similar 5-Formyl-2-furancarboxylic acid13529-17-444 % similar 4-Carboxybenzaldehyde619-66-944 % similar 5-Ethyl-2-thiophenecarboxaldehyde36880-33-843 % similar 5-Formyl-2-thiopheneboronic acid4347-33-543 % similar 5-Methyl-2-thiophenecarboxaldehyde13679-70-442 % similar 5-Bromo-2-thiophenecarboxaldehyde4701-17-142 % similar