Using CCOc1cc2c(c3c1[nH]c1ccc(OCc4ccccc4)cc13)C(=O)N(CCN(C)C)C2=O to produce CCOc1cc2c(c3c1[nH]c1ccc(O)cc13)C(=O)N(CCN(C)C)C2=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.