83399-93-3 4-[[5-[(5-chloro-2-fluoro-6-methyl-4-pyrimidinyl)amino]-2-sulphophenyl]azo]-1-(2,5-disulphophenyl)-4,5-dihydro-5-oxo-1H-pyrazole-3-carboxylic acid, sodium salt
83399-98-8 5-[[4-[(5-chloro-2,6-difluoropyrimidin-4-yl)amino]benzoyl]amino]-4-hydroxy-3-[(2-sulphophenyl)azo]naphthalene-2,7-disulphonic acid, sodium salt