[{"from": "human", "value": "Provide a description of this molecule. [C][C@@H1][Branch2][Ring1][Ring1][C@@H1][Branch1][#C][C][=C][C][=Branch1][=Branch2][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][O][O][N]"}, {"from": "gpt", "value": "Levonordefrin acts as a topical nasal decongestant and vasoconstrictor, most often used in dentistry."}]