Using CC(C)(C)[Si](C)(C)OC[C@H]1OC[C@H](N=[N+]=[N-])C[C@@H]1O to produce CC(C)(C)[Si](C)(C)OC[C@H]1OC[C@H](N=[N+]=[N-])CC1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.