Using CCCBr, COc1ccccc1N1CCN(CCN(C(=O)C2CCCCC2)c2ccccc2C(=O)O)CC1 to produce CCCOC(=O)c1ccccc1N(CCN1CCN(c2ccccc2OC)CC1)C(=O)C1CCCCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.