Using OC(CCl)CCc1cccnc1, Oc1ccc2cc(OCc3ccccc3)ccc2c1 to produce OC(CCc1cccnc1)COc1ccc2cc(OCc3ccccc3)ccc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.