Using C=CS(=O)(=O)N1CC2CNCC2C1, O=C(O)CNc1cc(Cl)c(Cl)cc1O to produce C=CS(=O)(=O)N1CC2CN(C(=O)CNc3cc(Cl)c(Cl)cc3O)CC2C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.