[{"from": "human", "value": "Describe this molecule. [C][C][Branch1][C][C][Branch1][C][C][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][=Branch1][S][=C][Branch1][Branch1][C][=C][Ring1][Branch2][C][Branch1][C][C][Branch1][C][C][C][S][=Branch1][C][=O][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is a naphthalenemonosulfonate obtained by the deprotonation of the sulfonic acid group of dibunic acid. It has a role as an antitussive. It is a conjugate base of a dibunic acid."}]