[{"from": "human", "value": "Please give me some details about this molecule. [C][O][C][C][O][C][=Branch1][C][=O][C][C][C][=Branch1][C][=O][N][C][C][C][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N]"}, {"from": "gpt", "value": "The molecule is under investigation in clinical trial NCT01021241 (Safety and Efficacy Study of Intravenous Uricase-PEG 20)."}]