[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][N+1][=C][C][=C][Branch2][Ring2][Ring1][C][=C][Branch1][#C][C][Ring1][=Branch1][=N][C][=C][C][=C][C][=C][Ring1][=Branch1][Ring1][=C][C][=C][C][=Branch1][Ring2][=C][Ring1][=C][S][=Branch1][C][=O][=Branch1][C][=O][O-1][N][C][=C][Branch1][P][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][S][=Branch1][C][=O][=Branch1][C][=O][O-1][S][=Branch1][C][=O][=Branch1][C][=O][O-1].[Na+1].[Na+1]"}, {"from": "gpt", "value": "The molecule is an organic sodium salt that is the disodium salt of 4-[(7-phenyl-3-sulfobenzo[a]phenazin-7-ium-5-yl)amino]benzene-1,3-disulfonic acid. It has a role as a histological dye. It contains an azocarmine B(2-)."}]