Using CCCn1c(=O)c(C=O)c2n(c1=O)CCS2, N#CCC#N to produce CCCn1c(=O)c(C=C(C#N)C#N)c2n(c1=O)CCS2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.