Using ClCc1coc(/C=C/c2ccc(Cl)cc2)n1, OCCc1nccn1CCCCc1ccc(O)cc1 to produce OCCc1nccn1CCCCc1ccc(OCc2coc(/C=C/c3ccc(Cl)cc3)n2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.