Using Cc1cc(C)c(NC2CCNCC2)c(C)c1, COC(=O)CC1(CCBr)CCCCC1 to produce COC(=O)CC1(CCN2CCC(Nc3c(C)cc(C)cc3C)CC2)CCCCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.