Using COC(=O)c1ccc2[nH]c(C)cc2c1, O=Cc1ccc(OCc2ccccc2)cc1 to produce COC(=O)c1ccc2[nH]c(C)c(Cc3ccc(OCc4ccccc4)cc3)c2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.