[{"from": "human", "value": "Could you provide a description of this molecule? [C][=C][C][N].[C][C][Branch1][Ring2][O][Ring1][Ring1][C][Cl]"}, {"from": "gpt", "value": "The molecule is a phosphate binding drug used to prevent hyperphosphataemia in patients with chronic renal failure. It is marketed by Genzyme under the trade name Renagel."}]