Using C1CCNC1, CS(=O)(=O)c1ccc(N2CCC(=O)CC2)cc1 to produce CS(=O)(=O)c1ccc(N2CC=C(N3CCCC3)CC2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.