Using NCCc1ccccc1, CS(=O)(=O)n1cc(C=O)cc1-c1ccccc1 to produce CNCc1cc(-c2ccccc2)n(S(C)(=O)=O)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.