Using COc1ccc2c(c1)[C@]13CCN[C@H](C2)[C@]1(OC)CCC(=O)C3, BrCC1CCC1 to produce COc1ccc2c(c1)[C@]13CCN(CC4CCC4)[C@H](C2)[C@]1(OC)CCC(=O)C3, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.