Acid Green 111

2,7-Naphthalenedisulfonic acid, 4-amino-6-(1-amino-4-sulfo-2-naphthalenyl)azo-5-hydroxy-3-4-2-oxo-1-(phenylamino)carbonylpropylazophenylazo-, trisodium salt

4-Amino-6-[2-(1-amino-4-sulfo-2-naphthalenyl)diazenyl]-5-hydroxy-3-[2-[4-[2-[2-oxo-1-[(phenylamino)carbonyl]propyl]diazenyl]phenyl]diazenyl]-2,7-naphthalenedisulfonic acid sodium salt