Using CC(=O)O[C@@H]1OCC[C@@H]1NC(=O)[C@H](CC(C)C)NC(=O)OCc1ccccc1, CCOC(=O)CO to produce CCOC(=O)COC1OCC[C@@H]1NC(=O)[C@H](CC(C)C)NC(=O)OCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.