[{"from": "human", "value": "Could you provide a description of this molecule? [O][S][=Branch1][C][=O][S][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is a sulfur oxoanion. It is a conjugate base of a dithionous acid. It is a conjugate acid of a dithionite(2-)."}]