Using COC(=O)[C@@H]1CC(OC)N(C(=O)OCc2ccccc2)[C@@H](C(=O)OC(C)(C)C)C1 to produce COC(=O)[C@@H]1CCN[C@@H](C(=O)OC(C)(C)C)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.