Using CC(C)(C)[Si](C)(C)O[C@@H]1CO[C@H]2[C@@H]1OC[C@H]2Oc1nc2cc(Cl)c(-c3ccc([C@H]4CC[C@H](N=[N+]=[N-])CC4)cc3)nc2n1COCC[Si](C)(C)C to produce CC(C)(C)[Si](C)(C)O[C@@H]1CO[C@H]2[C@@H]1OC[C@H]2Oc1nc2cc(Cl)c(-c3ccc([C@H]4CC[C@H](N)CC4)cc3)nc2n1COCC[Si](C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.