[{"from": "human", "value": "Provide a brief overview of this molecule. [C][Branch1][=Branch1][N+1][=Branch1][C][=O][O-1][Branch1][=Branch1][N+1][=Branch1][C][=O][O-1][Branch1][=Branch1][N+1][=Branch1][C][=O][O-1][N+1][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule appears as a pale yellow liquid. Irritates skin and respiratory tract. Very toxic by inhalation. Difficult to ignite. Burns at a steady rate once ignited. Under prolonged exposure to fire or heat containers may rupture violently and rocket Produces toxic oxides of nitrogen during combustion."}]