Using CN1CCNCC1, CCc1cccc2[s+]c3cccc(C)c3nc12 to produce CCc1c(N2CCN(C)CC2)c(N2CCN(C)CC2)cc2[s+]c3cccc(C)c3nc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.