[{"from": "human", "value": "What can you tell me about this molecule? [C][=C][C][=Branch2][Ring2][N][=C][C][=C][Ring1][=Branch1][N][=N][C][C][=Branch2][Ring1][O][=N][N][Branch1][Branch1][C][Ring1][Branch1][=O][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][S][=Branch1][C][=O][=Branch1][C][=O][O-1][C][=Branch1][C][=O][O-1][S][=Branch1][C][=O][=Branch1][C][=O][O-1].[Na+1].[Na+1].[Na+1]"}, {"from": "gpt", "value": "The molecule is an organic sodium salt which is the trisodium salt of tartrazine acid. A synthetic lemon yellow azo dye used as a food colouring. It has a role as a histological dye and a food colouring. It contains a tartrazine(3-)."}]