Benzenesulfonic acid,4-[3-amino-4-[[3-amino-1,5-dihydro-5-oxo-1-(4-sulfophenyl)-4H-pyrazol-4-ylidene]methyl]-5-hydroxy-1H-pyrazol-1-yl]-, dipotassium salt
40531-42-8 Benzenesulfonic acid,4-[3-amino-4-[[3-amino-1,5-dihydro-5-oxo-1-(4-sulfophenyl)-4H-pyrazol-4-ylidene]methyl]-5-hydroxy-1H-pyrazol-1-yl]-, dipotassium salt