SMILES: C1=CC=C(C=C1)[N+]2=C3C=C(C4=C(C3=NC5=CC=CC=C52)C=CC(=C4)S(=O)(=O)[O-])NC6=CC=C(C=C6)S(=O)(=O)[O-].[Na+]
Description: The molecule is an organic sodium salt having 7-phenyl-5-(4-sulfonatoanilino)benzo[a]phenazin-7-ium-3-sulfonate as the couterion. It has a role as a histological dye. It contains an azocarmine G(1-).