Using CC(C)(C)OC(=O)CC(=O)[O-], O=C(O)C[C@@H](CCNC(=O)OCc1ccccc1)OC1CCCCO1 to produce CC(C)(C)OC(=O)CC(=O)C[C@@H](CCNC(=O)OCc1ccccc1)OC1CCCCO1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.