Using CC(C)(C)OC(=O)NCC(=O)N1CCN(C(=O)c2cc(Cl)ccc2Cl)CC1 to produce NCC(=O)N1CCN(C(=O)c2cc(Cl)ccc2Cl)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.