Using O=C(O)[C@@H]1Cc2ccccc2N1C(=O)OCc1ccccc1, CC(C)(C)O to produce CC(C)(C)OC(=O)[C@@H]1Cc2ccccc2N1C(=O)OCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.