Using Nc1ccnc(Cl)c1C(=O)NCCc1ccccc1, COc1ccccc1C=O to produce COc1ccccc1C1Nc2ccnc(Cl)c2C(=O)N1CCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.