Using Cn1nnc([C@H](COCc2ccccc2)NC(=O)OC(C)(C)C)n1 to produce Cn1nnc([C@H](CO)NC(=O)OC(C)(C)C)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.