Using CO[C@@H]1CN[C@H]2[C@@H]1OC[C@@H]2O, O=C(Cl)OCC1c2ccccc2-c2ccccc21 to produce CO[C@@H]1CN(C(=O)OCC2c3ccccc3-c3ccccc32)[C@@H]2C(=O)CO[C@@H]21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.