Using O=C(c1ccccc1)c1cc(Cl)ccc1C#CCN1C(=O)c2ccccc2C1=O to produce O=C(c1ccccc1)c1cc(Cl)ccc1CCCN1C(=O)c2ccccc2C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.