Using CCOC(=O)c1c(CC(F)(F)F)nc2ccc(Cl)cc2c1Cc1ccccc1Cl to produce O=C(O)c1c(CC(F)(F)F)nc2ccc(Cl)cc2c1Cc1ccccc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.