Using CCc1ccccc1C[C@@H]([C@H](O)[C@H]1CO[C@@H](OCC(C)(C)C)[C@H](C)N1C(=O)OC(C)(C)C)[N+](=O)[O-] to produce CCc1ccccc1C[C@H](N)[C@H](O)[C@H]1CO[C@@H](OCC(C)(C)C)[C@H](C)N1C(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.