85567-08-4 p-[4,5-dihydro-4-[[2-methoxy-5-methyl-4-[[2-(sulphooxy)ethyl]sulphonyl]phenyl]azo]-3-methyl-5-oxo-1H-pyrazol-1-yl]benzenesulphonic acid, potassium sodium salt
85567-13-1 5-[[4,5-dihydro-3-methyl-5-oxo-1-[4-[[2-(sulphooxy)ethyl]sulphonyl]phenyl]-1H-pyrazol-4-yl]azo]-2,4-dimethoxybenzenesulphonic acid, sodium salt