Using CC(C)(C)OC(=O)NC1C=C(c2ccncc2[N+](=O)[O-])CCC1O[Si](C)(C)C(C)(C)C to produce CC(C)(C)OC(=O)NC1C=C(c2ccncc2N)CCC1O[Si](C)(C)C(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.