Using CCOC(=O)CCCCc1ccc(Oc2ccc(NC(=O)c3ccc(Cl)c(Cl)c3)cn2)cc1 to produce O=C(Nc1ccc(Oc2ccc(CCCCCO)cc2)nc1)c1ccc(Cl)c(Cl)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.