[{"from": "human", "value": "Could you provide a description of this molecule? [C][=C][C][=Branch2][=Branch1][Ring1][=C][C][=C][Ring1][=Branch1][N][=N][C][=C][C][=Branch2][Ring2][=C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][N][=N][C][=C][C][=C][C][=Branch2][Ring1][Branch1][=C][C][Ring1][=Branch1][=C][C][=Branch1][Branch1][=C][Ring1][#Branch2][O][S][=Branch1][C][=O][=Branch1][C][=O][O-1][S][=Branch1][C][=O][=Branch1][C][=O][O-1][S][=Branch1][C][=O][=Branch1][C][=O][O-1][S][=Branch1][C][=O][=Branch1][C][=O][O-1].[Na+1].[Na+1].[Na+1].[Na+1]"}, {"from": "gpt", "value": "The molecule is an organic sodium salt that is the tetrasodium salt of 3-hydroxy-4-({2-sulfo-4-[(4-sulfophenyl)diazenyl]phenyl}diazenyl)naphthalene-2,7-disulfonic acid. It has a role as a histological dye and a fluorochrome. It is an organic sodium salt and an organosulfonate salt. It contains a Ponceau S(4-)."}]