Using NC1CCCCC1, Clc1cc(Cl)c(CCBr)c(Oc2cc(Cl)cc(Cl)c2CCBr)c1 to produce Clc1cc(Cl)cc(OCCNC2CCCCC2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.