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1-Phenyl-2-nitropropene 2-NITROTHIOPHENE-4-CARBOXALDEHYDE 2-ACETYL-5-NITROTHIOPHENE Thiophene, 3-methyl-2-nitro- (6CI, 8CI, 9CI) 2-NITROTHIOPHENE-4-CARBOXYLIC ACID 2-Amino-3,5-dinitrothiophene 5-NITROTHIOPHENE-2-CARBOXALDEHYDE 1-(5-NITRO-3-THIENYL)ETHAN-1-ONE 5-Nitrothiophene-2-carboxylic acid Methyl 3-hydroxy-5-nitro-2-thiophenecarboxylate