Using CS(=O)(=O)c1ccc(N)cc1, CC(C)(C)OC(=O)Nc1conc1-c1ccc(C=O)cc1 to produce CC(C)(C)OC(=O)Nc1conc1-c1ccc(CNc2ccc(S(C)(=O)=O)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.