Using CCOC(=O)C1CCN(C(=O)OC(C)(C)C)CC1N[C@@H](C)c1ccccc1 to produce CCOC(=O)[C@@H]1CCN(C(=O)OC(C)(C)C)C[C@H]1N[C@@H](C)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.