Using CCN1C(=O)CC2(CNC(=O)C2)C1=O, ClCc1ccccc1 to produce CCN1C(=O)CC2(CC(=O)N(Cc3ccccc3)C2)C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.