Using O=C1CNC(=O)N1Cc1ccc(Cl)cc1, CN1CCN(c2ccccc2C=O)CC1 to produce CN1CCN(c2ccccc2C=C2NC(=O)N(Cc3ccc(Cl)cc3)C2=O)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.