TETRASODIUM 4-((4',5-DISULFO(1,1'-BIPHENYL)-2-YL)HYDRAZONO)-4,5-DIHYDRO-5-OXO-1-(4-SULFOPHENYL)-1H-PYRAZOLE-3-CARBOXYLATE
tetrasodium 4-((4',5-disulfo(1,1'-biphenyl)-2-yl)hydrazono)-4,5-dihydro-5-oxo-1-(4-sulfophenyl)-1h-pyrazole-3-carboxylate