[{"from": "human", "value": "Could you provide a description of this molecule? [C][=C][C][=Branch1][#Branch1][=C][C][=C][Ring1][=Branch1][N][N]"}, {"from": "gpt", "value": "The molecule appears as a white to purple crystalline solid (melting point 234 F) that turns purple to black in air. Flash point 309 F. Toxic by skin absorption, inhalation or ingestion. Used for production of aramid fiber, antioxidants, as a laboratory reagent, in photographic developing, and as a dye for hair and furs."}]