Using CCOC(=O)C1(N)Cc2ccccc2C1, O=C(O)c1ccc(F)c2ccccc12 to produce CCOC(=O)C1(NC(=O)c2ccc(F)c3ccccc23)Cc2ccccc2C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.