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(2007/10/03)1-[2-(4-acetylsulfanilamido)pyridine-4-carbonyl]-4-(4-chlorophenyl)thiosemicarbazide
1-[2-(4-acetylsulfanilamido)pyridine-4-carbonyl]-4-tolylthiosemicarbazide
1-[2-(4-acetylsulfanilamido)pyridine-4-carbonyl]-4-phenylthiosemicarbazide
N1-[2-(4-acetylsulfanilamido)]-4-carbohydrazide