[{"from": "human", "value": "Provide a brief overview of this molecule. [C][S][C][C][C][C][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N]"}, {"from": "gpt", "value": "The molecule is an L-polyhomomethionine in which there are five methylene groups between the alpha-carbon and sulfur atoms. It is a L-polyhomomethionine and a trihomomethionine. It is a tautomer of a L-trihomomethionine zwitterion."}]