178880-00-7 1H-Pyrazole-4-carboxylic acid, 1-methyl-3-((2-pyridinylamino)sulfonyl)-, ethyl ester Ethyl 1-methyl-3-((2-pyridinylamino)sulfonyl)-1H-pyrazole-4-carboxylate Ethyl 1-methyl-3-(N-2'-pyridyl)-sulfamoylpyrazole-4-carboxylate