Using CN1CCC(c2cc3cc(Br)ccc3o2)CC1, O=C1CCCCC1 to produce CN1CCC(c2cc3cc(C4(O)CCCCC4)ccc3o2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.