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