Using O=C([O-])[O-], CC(C)Oc1cc(-n2nc(C(F)F)[nH]c2=O)c(Cl)cc1Cl to produce CC(C)Oc1cc(-n2nc(C(F)F)n(C)c2=O)c(Cl)cc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.