SMILES: C1=CC(=C(C=C1/C(=C/2\\C=CC(=O)C(=C2)C(=O)O)/C3=CC(=C(C=C3)[O-])C(=O)[O-])C(=O)O)[O-].[NH4+].[NH4+].[NH4+]
Description: The molecule is an ammonium salt that is the ammonium salt of 3,3'-[(3-carboxy-4-oxocyclohexa-2,5-dien-1-ylidene)methylene]bis(6-hydroxybenzoic acid). A dye commonly used to detect the presence of the aluminium ion in an aqueous solution. It has a role as a fluorochrome, a histological dye and an insulin-like growth factor receptor 1 antagonist. It contains an aurintricarboxylate.