Using Cc1cc(NC(=O)OCC[Si](C)(C)C)cc([N+](=O)[O-])c1Br to produce Cc1cc(NC(=O)OCC[Si](C)(C)C)cc(N)c1Br, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.