Benzenesulfonic acid,4-[3-ethyl-4-[[4-[ethyl(2-sulfoethyl)amino]-2-methylphenyl]methylene]-4,5-dihydro-5-oxo-1H-pyrazol-1-yl]-3-methoxy-, disodium salt
114589-55-8 Benzenesulfonic acid,4-[3-ethyl-4-[[4-[ethyl(2-sulfoethyl)amino]-2-methylphenyl]methylene]-4,5-dihydro-5-oxo-1H-pyrazol-1-yl]-3-methoxy-, disodium salt