92633-04-0

Benzenesulfonic acid,3-[3-cyano-4-[2-[[3-cyano-4,5-dihydro-5-oxo-1-(3-sulfophenyl)-1H-pyrazol-4-yl]methylene]butylidene]-4,5-dihydro-5-oxo-1H-pyrazol-1-yl]-,dipotassium salt