Using COc1cc(C(=O)N(CCC2CCCN2)CC(C)=Cc2ccccc2)cc(OC)c1OC, CCBr to produce CCN1CCCC1CCN(CC(C)=Cc1ccccc1)C(=O)c1cc(OC)c(OC)c(OC)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.