Using Nc1ccc(-n2ccccc2=O)cc1F, CCOC(=O)C1C2COC(=O)C21 to produce CCOC(=O)C1C(CO)C1C(=O)Nc1ccc(-n2ccccc2=O)cc1F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.