Using O=C(Cl)Cc1ccccc1, NCc1cccc2c1CN(C1CCC(=O)NC1=O)C2=O to produce O=C(Cc1ccccc1)NCc1cccc2c1CN(C1CCC(=O)NC1=O)C2=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.