Using COC(=O)c1cc([N+](=O)[O-])c(-n2ccnc2[C@H]2CC[C@@H](O[Si](C)(C)C(C)(C)C)CC2)cc1C to produce COC(=O)c1cc(N)c(-n2ccnc2[C@H]2CC[C@@H](O[Si](C)(C)C(C)(C)C)CC2)cc1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.