Using COc1ccc(C(=O)N(CCc2cccc(OC)c2)c2ccccc2)cc1 to produce COc1ccc(C2c3ccc(OC)cc3CCN2c2ccccc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.