Using Cc1ccc(Nc2nc(N[C@@H]3CCOC[C@@H]3N)cnc2C#N)cc1, O=C([O-])[O-] to produce Cc1ccc(Nc2nc(N[C@@H]3CCOC[C@@H]3N)cnc2C(N)=O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.