Using CC(C)(C)OC(=O)[C@@H]1CCCN2C(=O)CC[C@H](N3C(=O)c4ccccc4C3=O)C(=O)N12 to produce CC(C)(C)OC(=O)[C@@H]1CCCN2C(=O)CC[C@H](N)C(=O)N12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.