Using CC(C)(C)NN, CCCn1c(=O)c(C#N)c(Cl)c2ccccc21 to produce CCCn1c(=O)c2c(N)n(C(C)(C)C)nc2c2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.