Using O=Cc1ccc(Cl)cc1, Cc1nccn1C(c1ccccc1)(c1ccccc1)c1ccccc1 to produce OC(Cc1nccn1C(c1ccccc1)(c1ccccc1)c1ccccc1)c1ccc(Cl)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.