Using CCc1cc2nc(-c3n[nH]c4ccc(C#N)cc34)[nH]c2cc1C, O=C([O-])[O-] to produce CCc1cc2nc(-c3n[nH]c4ccc(C(N)=O)cc34)[nH]c2cc1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.