Using ClCc1ccccc1Cl, CC(C)(C)C(O)C(C=C1CCCCC1)n1cncn1 to produce CC(C)(C)C(OCc1ccccc1Cl)C(C=C1CCCCC1)n1cncn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.