Using O=C(OCc1ccccc1)Oc1cc2cc(Cl)ccc2n1C(=O)OCc1ccccc1 to produce O=C1Cc2cc(Cl)ccc2N1C(=O)OCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.