Using COC(=O)c1ccc(C=Cc2ccc(OC)c(OC(C)CCCc3ccccc3)c2)cc1, CO to produce COC(=O)c1ccc(CCc2ccc(OC)c(OCCCCC3(C)C=CC=CC3)c2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.