Using NCc1cccc(C(F)(F)F)c1Cl, O=C(O)[C@@H]1CCC(=O)N1Cc1ccccn1 to produce O=C(NCc1cccc(C(F)(F)F)c1Cl)[C@@H]1CCC(=O)N1Cc1ccccn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.