Using CNC(=O)N1CCN(C(=O)OC(C)(C)C)CC1, ClCc1ccnc(Cl)c1 to produce CNC(=O)N1CCN(Cc2ccnc(Cl)c2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.