Using CC(=O)N[C@@H](CNC(=O)[C@@H]1CCCN(C(=O)OC(C)(C)C)C1)C(=O)OCc1ccccc1 to produce CC(=O)N[C@@H](CNC(=O)[C@@H]1CCCNC1)C(=O)OCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.