[{"from": "human", "value": "What can you tell me about this molecule? [C][C@@H1][Branch1][=Branch2][C][C][C][C][Branch1][C][C][C][C][O][S][=Branch1][C][=O][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is the (S)-enantiomer of 2,6-dimethylheptyl sulfate. It has been isolated from Daphnia pulex. It is a conjugate base of a (2S)-2,6-dimethylheptyl hydrogen sulfate. It is an enantiomer of a (2R)-2,6-dimethylheptyl sulfate."}]