[{"from": "human", "value": "What can you tell me about this molecule? [C][=C][C][=Branch1][#Branch1][=C][C][=C][Ring1][=Branch1][N][N]"}, {"from": "gpt", "value": "The molecule is a phenylenediamine in which the amino functions are at positions 1 and 4 of the benzene nucleus. It has a role as a hapten, a dye, a reagent and an allergen."}]