Using CN(C(=O)Nc1ccccc1)c1ccc(Cl)cc1C(=O)c1ccccc1 to produce Cn1c(=O)nc(-c2ccccc2)c2cc(Cl)ccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.