Using CC(C)(C)OC(=O)NCCc1ccc(C#N)cc1, ClCCCBr to produce CC(C)(C)OC(=O)N(CCCCl)CCc1ccc(C#N)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.