[{"from": "human", "value": "What can you tell me about this molecule? [C@@H1][Branch1][#Branch2][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][S][Branch1][=Branch1][C][=Branch1][C][=O][O][S]"}, {"from": "gpt", "value": "The molecule is a sulfur-containing carboxylic acid that is succinic acid bearing two mercapto substituents at positions 2 and 3. A lead chelator used as an antedote to lead poisoning. It has a role as a chelator. It is a dicarboxylic acid, a dithiol and a sulfur-containing carboxylic acid."}]