Using Cc1cc(S(=O)(=O)Cl)ccc1NC(=O)c1cc(Cl)ncn1, CC(C)(C)OC(=O)CCN to produce Cc1cc(S(=O)(=O)NCCC(=O)OC(C)(C)C)ccc1NC(=O)c1cc(Cl)ncn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.