Using O=C([O-])[O-], COC(=O)c1ccc2c(c1)OCCn1cc(C#N)nc1-2 to produce COC(=O)c1ccc2c(c1)OCCn1cc(C(N)=O)nc1-2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.