Using CNc1ncc(C#N)c2[nH]c3ccc(F)cc3c12, O=C([O-])[O-] to produce CNc1ncc(C(N)=O)c2[nH]c3ccc(F)cc3c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.