SMILES: C1=CC2=C(C=C(C=C2C=C1N)S(=O)(=O)O)O
Description: The molecule is an aminonaphthalenesulfonic acid that is 2-naphthalenesulfonic acid substituted by an amino group at position 7 and a hydroxy group at position 4 respectively. It has a role as a metabolite. It is an aminonaphthalenesulfonic acid and a member of naphthols.