Using O=C(Cl)c1ccc(C2CCN(C(=O)C(F)(F)F)CC2)cc1 to produce O=Cc1ccc(C2CCN(C(=O)C(F)(F)F)CC2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.