6-Amino-5-hydroxy-1-naphthylsulfonic acid

2-Amino-1-Hydroxynaphthalen-5-Suphonic Acid

5-Hydroxy-6-amino-1-naphthalenesulfonic acid

6-amino-5-hydroxynaphthalene-1-sulfonic acid

6-Amino-5-hydroxy-1-naphthalenesulfonic acid

6-amino-5-hydroxynaphthalene-1-sulphonic acid