Using CC(C)S(=O)(=O)C[C@@H]1CC2(CC[C@@H]1NC(=O)OCc1ccccc1)OCCO2 to produce CC(C)S(=O)(=O)C[C@@H]1CC(=O)CC[C@@H]1NC(=O)OCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.