62570-24-5 | 4-amino-5-hydroxy-3-[[4-[[4-[(4-hydroxyphenyl)azo]phenyl]amino]-3-sulphophenyl]azo]-6-(phenylazo)naphthalene-2,7-disulphonic acid | 4-amino-5-hydroxy-3-[[4-[[4-[(4-hydroxyphenyl)azo]phenyl]amino]-3-sulphophenyl]azo]-6-(phenylazo)naphthalene-2,7-disulphonic acid |