[{"from": "human", "value": "Generate a molecule based on this description. The molecule is an organic disulfide resulting from the formal oxidative dimerisation of 4-sulfanylbutanoic acid. It is an organic disulfide and a dicarboxylic acid. It is functionally related to a 4-sulfanylbutanoic acid. It is a conjugate acid of a 4,4'-disulfanyldibutanoate."}, {"from": "gpt", "value": "[C][Branch1][#Branch1][C][C][=Branch1][C][=O][O][C][S][S][C][C][C][C][=Branch1][C][=O][O]"}]