Using O=C(O)c1nccnc1C(F)(F)F, CC(N)Cc1ccc(Cl)cc1Cl to produce CC(Cc1ccc(Cl)cc1Cl)NC(=O)c1nccnc1C(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.