[{"from": "human", "value": "Describe this molecule. [C][C][=C][Branch1][#Branch2][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][N][N].[O][S][=Branch1][C][=O][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is an organic sulfate salt obtained by combining 2,5-diaminotoluene with one molar equivalent of sulfuric acid; occurs as an intermediate during hair dye formulation. It has a role as an allergen. It is an organic sulfate salt and a diamine. It is functionally related to a 2-methyl-1,4-phenylenediamine."}]