Using CC(C)(C)OC(=O)N1C2CCC1CC(N)C2, O=C(Cl)OCc1cc(Cl)cc(Cl)c1 to produce CC(C)(C)OC(=O)N1C2CCC1CC(NC(=O)OCc1cc(Cl)cc(Cl)c1)C2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.