Using COC(=O)CCC(C)(C)Nc1nc(-c2ccc(C#N)cc2)cs1 to produce CC1(C)CCC(=O)N1c1nc(-c2ccc(C#N)cc2)cs1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.