Using CS(=O)(=O)Cl, CCN(CC)CCNC(=O)c1cc(N)c(Cl)cc1OC to produce CCN(CC)CCNC(=O)c1cc(N(S(C)(=O)=O)S(C)(=O)=O)c(Cl)cc1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.