[{"from": "human", "value": "Provide a description of this molecule. [C][Branch1][N][C][Branch1][Ring1][C][Cl][O][N+1][=Branch1][C][=O][O-1][O][N+1][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is a nitrate ester."}]