2-[[4-[[4-[(4-amino-6-chloro-1,3,5-triazin-2-yl)amino]-5-sulpho-1-naphthyl]azo]-2,5-dimethylphenyl]azo]benzene-1,4-disulphonic acid

2-[[4-[[4-[(4-Amino-6-chloro-1,3,5-triazin-2-yl)amino]-5-sulfo-1-naphthalenyl]azo]-2,5-dimethylphenyl]azo]-1,4-benzenedisulfonic acid