Using O=C(Cl)c1cccc(Cl)c1Cl, NC(Cc1ccc(C(F)(F)F)cc1)C(O)c1ccc(F)cc1 to produce O=C(NC(Cc1ccc(C(F)(F)F)cc1)C(O)c1ccc(F)cc1)c1cccc(Cl)c1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.