Using N#CC(=O)c1ccc(Cl)cc1Cl, CC1(C)CCC(=O)CC1=O to produce CC1(C)CCC(=O)C(C(=O)c2ccc(Cl)cc2Cl)C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.