SMILES: C1=CC(=CC=C1N=NC2=CC=C(C=C2)[As](=O)(O)O)[As](=O)(O)O
Description: The molecule is the monoazo compound formed from arsanilic acid. It is used as an immunologic research tool. It has a role as a hapten and an allergen. It is a monoazo compound and an organoarsonic acid. It derives from an arsanilic acid.