Using Nc1nc[nH]n1, CCOC(=O)C(=Cc1ccc(C#N)cc1)C(C)=O to produce CCOC(=O)C1=C(C)Nc2ncnn2C1c1ccc(C#N)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.