Using CNC(Cc1ccccc1N)c1ccccc1, CCC(CC)(CC)C([O-])([O-])[O-] to produce CNC(Cc1ccccc1NC(=O)C(C)(C)C)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.