Using N#Cc1ccc(Cl)nc1, CC1CN(C(=O)OC(C)(C)C)CCN1 to produce CC1CN(C(=O)OC(C)(C)C)CCN1c1ccc(C#N)cn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.