Using CN(C(=O)[C@H](CO)NC(=O)OC(C)(C)C)[C@@H]1CCCc2ccccc21 to produce CN(C(=O)[C@@H](N)CO)[C@@H]1CCCc2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.