Using CC(C)(C)[Si](C)(C)Oc1ccc(-c2ccc3c([N+](=O)[O-])c(O)ccc3c2)cc1 to produce O=[N+]([O-])c1c(O)ccc2cc(-c3ccc(O)cc3)ccc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.