Einecs 284-812-2

3-[[5-[[4-[[[4-[(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl)azo]phenyl]amino]carbonyl]phenyl]azo]-2,4-dihydroxyphenyl]azo]-4-hydroxybenzenesulphonic acid

3-((5-((4-(((4-((4,5-Dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl)azo)phenyl)amino)carbonyl)phenyl)azo)-2,4-dihydroxyphenyl)azo)-4-hydroxybenzenesulphonic acid

3-[[5-[[4-[[[4-[[(4,5-Dihydro-3-methyl-5-oxo-1H-pyrazol)-4-yl]azo]phenyl]amino]carbonyl]phenyl]azo]-2,4-dihydroxyphenyl]azo]-4-hydroxybenzenesulfonic acid