Using Nc1cncc(N2CCc3cc(Cl)ccc3C2=O)c1, CC(C)C(=O)Cl to produce CC(C)C(=O)Nc1cncc(N2CCc3cc(Cl)ccc3C2=O)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.