Using C[C@@H](COc1ccc([N+](=O)[O-])c(NC(=O)c2ccc(OCC3CC3)cc2)c1)NC(=O)OC(C)(C)C to produce C[C@@H](COc1ccc2nc(-c3ccc(OCC4CC4)cc3)[nH]c2c1)NC(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.