| 1 | 81479-82-5 | | Benzenesulfonamide, 2-[(methylsulfonyl)oxy]- | C7H9NO5S2
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| 2 | 2230802-50-1 | 5-formyl-3,4-dimethoxythiophene-2-sulfonamide | 5-formyl-3,4-dimethoxythiophene-2-sulfonamide | C7H9NO5S2
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| 3 | 1629337-69-4 | 氯诺昔康42 | methyl 5-methoxy-3-sulfamoylthiophene-2-carboxylate | C7H9NO5S2
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| 4 | | 3-hydroxy-2-[(thien-2-ylsulfonyl)amino]propanoic acid | 3-hydroxy-2-[(thien-2-ylsulfonyl)amino]propanoic acid | C7H9NO5S2
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| 5 | 924307-87-9 | 4-METHOXY-5-SULFAMOYL-THIOPHENE-3-CARBOXYLIC ACID METHYL ESTER | 4-METHOXY-5-SULFAMOYL-THIOPHENE-3-CARBOXYLIC ACID METHYL ESTER | C7H9NO5S2
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