Using O=C(OCc1ccc2ccccc2c1)N1CC=CC1, O=C(OO)c1cccc(Cl)c1 to produce O=C(OCc1ccc2ccccc2c1)N1CC2OC2C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.