Using CC1(C)CC(=O)C(c2ccc(N)cc2Cl)C(=O)C1, Cl to produce CC1(C)CC(=O)C(c2ccc(Cl)cc2Cl)C(=O)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.