Using CS(=O)(=O)N1CCNCC1, COC(=O)c1ccc(Cl)nc1 to produce COC(=O)c1ccc(N2CCN(S(C)(=O)=O)CC2)nc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.