Using FC(F)(F)c1cc(-c2ccco2)n(-c2ncc(Cl)cc2Cl)n1, CC(C)=O to produce O=C(O)c1cc(C(F)(F)F)nn1-c1ncc(Cl)cc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.