Using O=C(O)[C@@H]1CCCN1C(=O)OCc1ccccc1, C1COCCN1 to produce O=C([C@@H]1CCCN1C(=O)OCc1ccccc1)N1CCOCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.