Using CCOC(=O)C(=O)OCC, CC(=O)c1ccc(-c2ccccc2)n1Cc1ccc(F)cc1 to produce CCOC(=O)C(=O)CC(=O)c1ccc(-c2ccccc2)n1Cc1ccc(F)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.